[mod] simple theme: move source files to the src directory

20 files changed, 3513 insertions, 0 deletions

diff --git a/searx/static/themes/simple/src/js/head/00_init.js b/searx/static/themes/simple/src/js/head/00_init.js
new file mode 100644
index 000000000..be7560451
--- /dev/null
+++ b/searx/static/themes/simple/src/js/head/00_init.js
@@ -0,0 +1,40 @@
+/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2019 by Alexandre Flament
+*
+*/
+(function(w, d) {
+    'use strict';
+
+    // add data- properties
+    var script = d.currentScript  || (function() {
+        var scripts = d.getElementsByTagName('script');
+        return scripts[scripts.length - 1];
+    })();
+
+    // try to detect touch screen
+    w.searx = {
+        touch: (("ontouchstart" in w) || w.DocumentTouch && document instanceof DocumentTouch) || false,
+        method: script.getAttribute('data-method'),
+        autocompleter: script.getAttribute('data-autocompleter') === 'true',
+        search_on_category_select: script.getAttribute('data-search-on-category-select') === 'true',
+        infinite_scroll: script.getAttribute('data-infinite-scroll') === 'true',
+        static_path: script.getAttribute('data-static-path'),
+        translations: JSON.parse(script.getAttribute('data-translations')),
+    };
+
+    // update the css
+    d.getElementsByTagName("html")[0].className = (w.searx.touch)?"js touch":"js";
+})(window, document);
\ No newline at end of file
diff --git a/searx/static/themes/simple/src/js/main/00_searx_toolkit.js b/searx/static/themes/simple/src/js/main/00_searx_toolkit.js
new file mode 100644
index 000000000..dbef4be73
--- /dev/null
+++ b/searx/static/themes/simple/src/js/main/00_searx_toolkit.js
@@ -0,0 +1,164 @@
+/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*
+*/
+window.searx = (function(w, d) {
+
+  'use strict';
+
+  // not invented here tookit with bugs fixed elsewhere
+  // purposes : be just good enough and as small as possible
+
+  // from https://plainjs.com/javascript/events/live-binding-event-handlers-14/
+  if (w.Element) {
+    (function(ElementPrototype) {
+      ElementPrototype.matches = ElementPrototype.matches ||
+      ElementPrototype.matchesSelector ||
+      ElementPrototype.webkitMatchesSelector ||
+      ElementPrototype.msMatchesSelector ||
+      function(selector) {
+        var node = this, nodes = (node.parentNode || node.document).querySelectorAll(selector), i = -1;
+        while (nodes[++i] && nodes[i] != node);
+        return !!nodes[i];
+      };
+    })(Element.prototype);
+  }
+
+  function callbackSafe(callback, el, e) {
+    try {
+      callback.call(el, e);
+    } catch (exception) {
+      console.log(exception);
+    }
+  }
+
+  var searx = window.searx || {};
+
+  searx.on = function(obj, eventType, callback, useCapture) {
+    useCapture = useCapture || false;
+    if (typeof obj !== 'string') {
+      // obj HTMLElement, HTMLDocument
+      obj.addEventListener(eventType, callback, useCapture);
+    } else {
+      // obj is a selector
+      d.addEventListener(eventType, function(e) {
+        var el = e.target || e.srcElement, found = false;
+        while (el && el.matches && el !== d && !(found = el.matches(obj))) el = el.parentElement;
+        if (found) callbackSafe(callback, el, e);
+      }, useCapture);
+    }
+  };
+
+  searx.ready = function(callback) {
+    if (document.readyState != 'loading') {
+      callback.call(w);
+    } else {
+      w.addEventListener('DOMContentLoaded', callback.bind(w));
+    }
+  };
+
+  searx.http = function(method, url, callback) {
+    var req = new XMLHttpRequest(),
+    resolve = function() {},
+    reject = function() {},
+    promise = {
+      then: function(callback) { resolve = callback; return promise; },
+      catch: function(callback) { reject = callback; return promise; }
+    };
+
+    try {
+      req.open(method, url, true);
+
+      // On load
+      req.onload = function() {
+        if (req.status == 200) {
+          resolve(req.response, req.responseType);
+        } else {
+          reject(Error(req.statusText));
+        }
+      };
+
+      // Handle network errors
+      req.onerror = function() {
+        reject(Error("Network Error"));
+      };
+
+      req.onabort = function() {
+        reject(Error("Transaction is aborted"));
+      };
+
+      // Make the request
+      req.send();
+    } catch (ex) {
+      reject(ex);
+    }
+
+    return promise;
+  };
+
+  searx.loadStyle = function(src) {
+    var path = searx.static_path + src,
+    id = "style_" + src.replace('.', '_'),
+    s = d.getElementById(id);
+    if (s === null) {
+      s = d.createElement('link');
+      s.setAttribute('id', id);
+      s.setAttribute('rel', 'stylesheet');
+      s.setAttribute('type', 'text/css');
+      s.setAttribute('href', path);
+      d.body.appendChild(s);
+    }
+  };
+
+  searx.loadScript = function(src, callback) {
+    var path = searx.static_path + src,
+    id = "script_" + src.replace('.', '_'),
+    s = d.getElementById(id);
+    if (s === null) {
+      s = d.createElement('script');
+      s.setAttribute('id', id);
+      s.setAttribute('src', path);
+      s.onload = callback;
+      s.onerror = function() {
+        s.setAttribute('error', '1');
+      };
+      d.body.appendChild(s);
+    } else if (!s.hasAttribute('error')) {
+      try {
+        callback.apply(s, []);
+      } catch (exception) {
+        console.log(exception);
+      }
+    } else {
+      console.log("callback not executed : script '" + path + "' not loaded.");
+    }
+  };
+
+  searx.insertBefore = function (newNode, referenceNode) {
+    element.parentNode.insertBefore(newNode, referenceNode);
+  };
+
+  searx.insertAfter = function(newNode, referenceNode) {
+    referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling);
+  };  
+
+  searx.on('.close', 'click', function(e) {
+    var el = e.target || e.srcElement;
+    this.parentNode.classList.add('invisible');
+  });
+  
+  return searx;
+})(window, document);
diff --git a/searx/static/themes/simple/src/js/main/searx_keyboard.js b/searx/static/themes/simple/src/js/main/searx_keyboard.js
new file mode 100644
index 000000000..657d9ec93
--- /dev/null
+++ b/searx/static/themes/simple/src/js/main/searx_keyboard.js
@@ -0,0 +1,366 @@
+searx.ready(function() {
+
+  searx.on('.result', 'click', function() {
+    highlightResult(this)(true);
+  });
+
+  searx.on('.result a', 'focus', function(e) {
+    var el = e.target;
+    while (el !== undefined) {
+      if (el.classList.contains('result')) {
+        if (el.getAttribute("data-vim-selected") === null) {
+          highlightResult(el)(true);
+        }
+        break;
+      }
+      el = el.parentNode;
+    }
+  }, true);
+
+  var vimKeys = {
+    27: {
+      key: 'Escape',
+      fun: removeFocus,
+      des: 'remove focus from the focused input',
+      cat: 'Control'
+    },
+    73: {
+      key: 'i',
+      fun: searchInputFocus,
+      des: 'focus on the search input',
+      cat: 'Control'
+    },
+    66: {
+      key: 'b',
+      fun: scrollPage(-window.innerHeight),
+      des: 'scroll one page up',
+      cat: 'Navigation'
+    },
+    70: {
+      key: 'f',
+      fun: scrollPage(window.innerHeight),
+      des: 'scroll one page down',
+      cat: 'Navigation'
+    },
+    85: {
+      key: 'u',
+      fun: scrollPage(-window.innerHeight / 2),
+      des: 'scroll half a page up',
+      cat: 'Navigation'
+    },
+    68: {
+      key: 'd',
+      fun: scrollPage(window.innerHeight / 2),
+      des: 'scroll half a page down',
+      cat: 'Navigation'
+    },
+    71: {
+      key: 'g',
+      fun: scrollPageTo(-document.body.scrollHeight, 'top'),
+      des: 'scroll to the top of the page',
+      cat: 'Navigation'
+    },
+    86: {
+      key: 'v',
+      fun: scrollPageTo(document.body.scrollHeight, 'bottom'),
+      des: 'scroll to the bottom of the page',
+      cat: 'Navigation'
+    },
+    75: {
+      key: 'k',
+      fun: highlightResult('up'),
+      des: 'select previous search result',
+      cat: 'Results'
+    },
+    74: {
+      key: 'j',
+      fun: highlightResult('down'),
+      des: 'select next search result',
+      cat: 'Results'
+    },
+    80: {
+      key: 'p',
+      fun: pageButtonClick(0),
+      des: 'go to previous page',
+      cat: 'Results'
+    },
+    78: {
+      key: 'n',
+      fun: pageButtonClick(1),
+      des: 'go to next page',
+      cat: 'Results'
+    },
+    79: {
+      key: 'o',
+      fun: openResult(false),
+      des: 'open search result',
+      cat: 'Results'
+    },
+    84: {
+      key: 't',
+      fun: openResult(true),
+      des: 'open the result in a new tab',
+      cat: 'Results'
+    },
+    82: {
+      key: 'r',
+      fun: reloadPage,
+      des: 'reload page from the server',
+      cat: 'Control'
+    },
+    72: {
+      key: 'h',
+      fun: toggleHelp,
+      des: 'toggle help window',
+      cat: 'Other'
+    }
+  };
+
+  searx.on(document, "keydown", function(e) {
+    // check for modifiers so we don't break browser's hotkeys
+    if (vimKeys.hasOwnProperty(e.keyCode) && !e.ctrlKey && !e.altKey && !e.shiftKey && !e.metaKey) {
+      var tagName = e.target.tagName.toLowerCase();
+      if (e.keyCode === 27) {
+        if (tagName === 'input' || tagName === 'select' || tagName === 'textarea') {
+          vimKeys[e.keyCode].fun();
+        }
+      } else {
+        if (e.target === document.body || tagName === 'a' || tagName === 'button') {
+          e.preventDefault();
+          vimKeys[e.keyCode].fun();
+        }
+      }
+    }
+  });
+
+  function highlightResult(which) {
+    return function(noScroll) {
+      var current = document.querySelector('.result[data-vim-selected]'),
+      effectiveWhich = which;
+      if (current === null) {
+        // no selection : choose the first one
+        current = document.querySelector('.result');
+        if (current === null) {
+          // no first one : there are no results
+          return;
+        }
+        // replace up/down actions by selecting first one
+        if (which === "down" || which === "up") {
+          effectiveWhich = current;
+        }
+      }
+
+      var next, results = document.querySelectorAll('.result');
+
+      if (typeof effectiveWhich !== 'string') {
+        next = effectiveWhich;
+      } else {
+        switch (effectiveWhich) {
+          case 'visible':
+          var top = document.documentElement.scrollTop || document.body.scrollTop;
+          var bot = top + document.documentElement.clientHeight;
+
+          for (var i = 0; i < results.length; i++) {
+            next = results[i];
+            var etop = next.offsetTop;
+            var ebot = etop + next.clientHeight;
+
+            if ((ebot <= bot) && (etop > top)) {
+              break;
+            }
+          }
+          break;
+          case 'down':
+          next = current.nextElementSibling;
+          if (next === null) {
+            next = results[0];
+          }
+          break;
+          case 'up':
+          next = current.previousElementSibling;
+          if (next === null) {
+            next = results[results.length - 1];
+          }
+          break;
+          case 'bottom':
+          next = results[results.length - 1];
+          break;
+          case 'top':
+          /* falls through */
+          default:
+          next = results[0];
+        }
+      }
+
+      if (next) {
+        current.removeAttribute('data-vim-selected');
+        next.setAttribute('data-vim-selected', 'true');
+        var link = next.querySelector('h3 a') || next.querySelector('a');
+        if (link !== null) {
+          link.focus();
+        }
+        if (!noScroll) {
+          scrollPageToSelected();
+        }
+      }
+    };
+  }
+
+  function reloadPage() {
+    document.location.reload(true);
+  }
+
+  function removeFocus() {
+    if (document.activeElement) {
+      document.activeElement.blur();
+    }
+  }
+
+  function pageButtonClick(num) {
+    return function() {
+      var buttons = $('div#pagination button[type="submit"]');
+      if (buttons.length !== 2) {
+        console.log('page navigation with this theme is not supported');
+        return;
+      }
+      if (num >= 0 && num < buttons.length) {
+        buttons[num].click();
+      } else {
+        console.log('pageButtonClick(): invalid argument');
+      }
+    };
+  }
+
+  function scrollPageToSelected() {
+    var sel = document.querySelector('.result[data-vim-selected]');
+    if (sel === null) {
+      return;
+    }
+    var wtop = document.documentElement.scrollTop || document.body.scrollTop,
+    wheight = document.documentElement.clientHeight,
+    etop = sel.offsetTop,
+    ebot = etop + sel.clientHeight,
+    offset = 120;
+    // first element ?
+    if ((sel.previousElementSibling === null) && (ebot < wheight)) {
+      // set to the top of page if the first element
+      // is fully included in the viewport
+      window.scroll(window.scrollX, 0);
+      return;
+    }
+    if (wtop > (etop - offset)) {
+      window.scroll(window.scrollX, etop - offset);
+    } else {
+      var wbot = wtop + wheight;
+      if (wbot < (ebot + offset)) {
+        window.scroll(window.scrollX, ebot - wheight + offset);
+      }
+    }
+  }
+
+  function scrollPage(amount) {
+    return function() {
+      window.scrollBy(0, amount);
+      highlightResult('visible')();
+    };
+  }
+
+  function scrollPageTo(position, nav) {
+    return function() {
+      window.scrollTo(0, position);
+      highlightResult(nav)();
+    };
+  }
+
+  function searchInputFocus() {
+    window.scrollTo(0, 0);
+    document.querySelector('#q').focus();
+  }
+
+  function openResult(newTab) {
+    return function() {
+      var link = document.querySelector('.result[data-vim-selected] h3 a');
+      if (link !== null) {
+        var url = link.getAttribute('href');
+        if (newTab) {
+          window.open(url);
+        } else {
+          window.location.href = url;
+        }
+      }
+    };
+  }
+
+  function initHelpContent(divElement) {
+    var categories = {};
+
+    for (var k in vimKeys) {
+      var key = vimKeys[k];
+      categories[key.cat] = categories[key.cat] || [];
+      categories[key.cat].push(key);
+    }
+
+    var sorted = Object.keys(categories).sort(function(a, b) {
+      return categories[b].length - categories[a].length;
+    });
+
+    if (sorted.length === 0) {
+      return;
+    }
+
+  	var html = '<a href="#" class="close" aria-label="close" title="close">×</a>';
+    html += '<h3>How to navigate searx with Vim-like hotkeys</h3>';			
+		html += '<table>';
+
+    for (var i = 0; i < sorted.length; i++) {
+      var cat = categories[sorted[i]];
+
+      var lastCategory = i === (sorted.length - 1);
+      var first = i % 2 === 0;
+
+      if (first) {
+        html += '<tr>';
+      }
+      html += '<td>';
+
+      html += '<h4>' + cat[0].cat + '</h4>';
+      html += '<ul class="list-unstyled">';
+
+      for (var cj in cat) {
+        html += '<li><kbd>' + cat[cj].key + '</kbd> ' + cat[cj].des + '</li>';
+      }
+
+      html += '</ul>';
+      html += '</td>'; // col-sm-*
+
+      if (!first || lastCategory) {
+        html += '</tr>'; // row
+      }
+    }
+
+		html += '</table>';
+
+ 	  divElement.innerHTML = html;
+	}
+
+  function toggleHelp() {
+			var helpPanel = document.querySelector('#vim-hotkeys-help');
+			console.log(helpPanel);
+		if (helpPanel === undefined || helpPanel === null) {
+ 		  // first call
+			helpPanel = document.createElement('div');
+   			helpPanel.id = 'vim-hotkeys-help';
+				helpPanel.className='dialog-modal';
+				helpPanel.style='width: 40%';
+			initHelpContent(helpPanel);					
+			var body = document.getElementsByTagName('body')[0];
+			body.appendChild(helpPanel);
+		} else {
+ 		  // togggle hidden
+			helpPanel.classList.toggle('invisible');
+			return;
+		}
+
+  }
+	
+});
diff --git a/searx/static/themes/simple/src/js/main/searx_mapresult.js b/searx/static/themes/simple/src/js/main/searx_mapresult.js
new file mode 100644
index 000000000..2ccdbd1c7
--- /dev/null
+++ b/searx/static/themes/simple/src/js/main/searx_mapresult.js
@@ -0,0 +1,89 @@
+/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2014 by Thomas Pointhuber, <thomas.pointhuber@gmx.at>
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*/
+(function (w, d, searx) {
+  'use strict';
+
+  searx.ready(function () {
+    searx.on('.searx_init_map', 'click', function(event) {
+      // no more request
+      this.classList.remove("searx_init_map");
+
+      //
+      var leaflet_target = this.dataset.leafletTarget;
+      var map_lon = parseFloat(this.dataset.mapLon);
+      var map_lat = parseFloat(this.dataset.mapLat);
+      var map_zoom = parseFloat(this.dataset.mapZoom);
+      var map_boundingbox = JSON.parse(this.dataset.mapBoundingbox);
+      var map_geojson = JSON.parse(this.dataset.mapGeojson);
+
+      searx.loadStyle('leaflet/leaflet.css');
+      searx.loadScript('leaflet/leaflet.js', function() {
+        var map_bounds = null;
+        if(map_boundingbox) {
+          var southWest = L.latLng(map_boundingbox[0], map_boundingbox[2]);
+          var northEast = L.latLng(map_boundingbox[1], map_boundingbox[3]);
+          map_bounds = L.latLngBounds(southWest, northEast);
+        }
+
+        // init map
+        var map = L.map(leaflet_target);
+        // create the tile layer with correct attribution
+        var osmMapnikUrl='https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
+        var osmMapnikAttrib='Map data © <a href="https://openstreetmap.org">OpenStreetMap</a> contributors';
+        var osmMapnik = new L.TileLayer(osmMapnikUrl, {minZoom: 1, maxZoom: 19, attribution: osmMapnikAttrib});
+        var osmWikimediaUrl='https://maps.wikimedia.org/osm-intl/{z}/{x}/{y}.png';
+        var osmWikimediaAttrib = 'Wikimedia maps beta | Maps data © <a href="https://openstreetmap.org">OpenStreetMap</a> contributors';
+        var osmWikimedia = new L.TileLayer(osmWikimediaUrl, {minZoom: 1, maxZoom: 19, attribution: osmWikimediaAttrib});
+        // init map view
+        if(map_bounds) {
+          // TODO hack: https://github.com/Leaflet/Leaflet/issues/2021
+          // Still useful ?
+          setTimeout(function () {
+            map.fitBounds(map_bounds, {
+              maxZoom:17
+            });
+          }, 0);
+        } else if (map_lon && map_lat) {
+          if(map_zoom) {
+            map.setView(new L.latLng(map_lat, map_lon),map_zoom);
+          } else {
+            map.setView(new L.latLng(map_lat, map_lon),8);
+          }
+        }
+
+        map.addLayer(osmMapnik);
+
+        var baseLayers = {
+          "OSM Mapnik": osmMapnik/*,
+          "OSM Wikimedia": osmWikimedia*/
+        };
+
+        L.control.layers(baseLayers).addTo(map);
+
+        if(map_geojson) {
+          L.geoJson(map_geojson).addTo(map);
+        } /*else if(map_bounds) {
+          L.rectangle(map_bounds, {color: "#ff7800", weight: 3, fill:false}).addTo(map);
+        }*/
+      });
+
+      // this event occour only once per element
+      event.preventDefault();
+    });
+  });
+})(window, document, window.searx);
diff --git a/searx/static/themes/simple/src/js/main/searx_results.js b/searx/static/themes/simple/src/js/main/searx_results.js
new file mode 100644
index 000000000..fe00efc90
--- /dev/null
+++ b/searx/static/themes/simple/src/js/main/searx_results.js
@@ -0,0 +1,63 @@
+/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*/
+(function(w, d, searx) {
+  'use strict';
+
+  searx.ready(function() {
+    searx.image_thumbnail_layout = new searx.ImageLayout('#urls', '#urls .result-images', 'img.image_thumbnail', 10, 200);
+    searx.image_thumbnail_layout.watch();
+
+    searx.on('.btn-collapse', 'click', function(event) {
+      var btnLabelCollapsed = this.getAttribute('data-btn-text-collapsed');
+      var btnLabelNotCollapsed = this.getAttribute('data-btn-text-not-collapsed');
+      var target = this.getAttribute('data-target');
+      var targetElement = d.querySelector(target);
+      var html = this.innerHTML;
+      if (this.classList.contains('collapsed')) {
+        html = html.replace(btnLabelCollapsed, btnLabelNotCollapsed);
+      } else {
+        html = html.replace(btnLabelNotCollapsed, btnLabelCollapsed);
+      }
+      this.innerHTML = html;
+      this.classList.toggle('collapsed');
+      targetElement.classList.toggle('invisible');
+    });
+
+    searx.on('.media-loader', 'click', function(event) {
+      var target = this.getAttribute('data-target');
+      var iframe_load = d.querySelector(target + ' > iframe');
+      var srctest = iframe_load.getAttribute('src');
+      if (srctest === null || srctest === undefined || srctest === false) {
+        iframe_load.setAttribute('src', iframe_load.getAttribute('data-src'));
+      }
+    });
+
+    w.addEventListener('scroll', function() {
+      var e = d.getElementById('backToTop'),
+      scrollTop = document.documentElement.scrollTop || document.body.scrollTop;
+      if (e !== null) {
+        if (scrollTop >= 200) {
+          e.style.opacity = 1;
+        } else {
+          e.style.opacity = 0;
+        }
+      }
+    });
+
+  });
+
+})(window, document, window.searx);
diff --git a/searx/static/themes/simple/src/js/main/searx_search.js b/searx/static/themes/simple/src/js/main/searx_search.js
new file mode 100644
index 000000000..0e498717c
--- /dev/null
+++ b/searx/static/themes/simple/src/js/main/searx_search.js
@@ -0,0 +1,121 @@
+/**
+* searx is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Affero General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* searx is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Affero General Public License for more details.
+*
+* You should have received a copy of the GNU Affero General Public License
+* along with searx. If not, see < http://www.gnu.org/licenses/ >.
+*
+* (C) 2017 by Alexandre Flament, <alex@al-f.net>
+*/
+(function(w, d, searx) {
+  'use strict';
+
+  var firstFocus = true, qinput_id = "q", qinput;
+
+  function placeCursorAtEnd(element) {
+    if (element.setSelectionRange) {
+      var len = element.value.length;
+      element.setSelectionRange(len, len);
+    }
+  }
+
+  function submitIfQuery() {
+    if (qinput.value.length  > 0) {
+      var search = document.getElementById('search');
+      setTimeout(search.submit.bind(search), 0);
+    }
+  }
+
+  function createClearButton(qinput) {
+    var cs = document.getElementById('clear_search');
+    var updateClearButton = function() {
+      if (qinput.value.length === 0) {
+	cs.classList.add("empty");
+      } else {
+	cs.classList.remove("empty");
+      }
+    };
+
+    // update status, event listener
+    updateClearButton();
+    cs.addEventListener('click', function() {
+      qinput.value='';
+      qinput.focus();
+      updateClearButton();
+    });
+    qinput.addEventListener('keyup', updateClearButton, false);
+  }
+
+  searx.ready(function() {
+    qinput = d.getElementById(qinput_id);
+
+    function placeCursorAtEndOnce(e) {
+      if (firstFocus) {
+        placeCursorAtEnd(qinput);
+        firstFocus = false;
+      } else {
+        // e.preventDefault();
+      }
+    }
+
+    if (qinput !== null) {
+      // clear button
+      createClearButton(qinput);
+      
+      // autocompleter
+      if (searx.autocompleter) {
+        searx.autocomplete = AutoComplete.call(w, {
+          Url: "./autocompleter",
+          EmptyMessage: searx.translations.no_item_found,
+          HttpMethod: searx.method,
+          HttpHeaders: {
+            "Content-type": "application/x-www-form-urlencoded",
+            "X-Requested-With": "XMLHttpRequest"
+          },
+          MinChars: 4,
+          Delay: 300,
+        }, "#" + qinput_id);
+
+        // hack, see : https://github.com/autocompletejs/autocomplete.js/issues/37
+        w.addEventListener('resize', function() {
+          var event = new CustomEvent("position");
+          qinput.dispatchEvent(event);
+        });
+      }
+
+      qinput.addEventListener('focus', placeCursorAtEndOnce, false);
+      qinput.focus();
+    }
+
+    // vanilla js version of search_on_category_select.js
+    if (qinput !== null && searx.search_on_category_select) {
+      d.querySelector('.help').className='invisible';
+
+      searx.on('#categories input', 'change', function(e) {
+        var i, categories = d.querySelectorAll('#categories input[type="checkbox"]');
+        for(i=0; i<categories.length; i++) {
+          if (categories[i] !== this && categories[i].checked) {
+            categories[i].click();
+          }
+        }
+        if (! this.checked) {
+          this.click();
+        }
+        submitIfQuery();
+        return false;
+      });
+
+      searx.on(d.getElementById('time_range'), 'change', submitIfQuery);
+      searx.on(d.getElementById('language'), 'change', submitIfQuery);
+    }
+
+  });
+
+})(window, document, window.searx);
diff --git a/searx/static/themes/simple/src/less/autocomplete.less b/searx/static/themes/simple/src/less/autocomplete.less
new file mode 100644
index 000000000..93f7df1ef
--- /dev/null
+++ b/searx/static/themes/simple/src/less/autocomplete.less
@@ -0,0 +1,69 @@
+/*! Autocomplete.js v2.6.3 | license MIT | (c) 2017, Baptiste Donaux | http://autocomplete-js.com */
+
+@background_color:  white;
+
+.autocomplete {
+    position: absolute;
+    max-height: 0;
+    overflow-y: hidden;
+    text-align: left;
+
+    &:active, &:focus, &:hover {
+      background-color: @background_color;
+    }
+
+    &:empty {
+        display: none;
+    }
+
+    > ul {
+        list-style-type: none;
+        margin: 0;
+        padding: 0;
+
+        > li {
+            cursor: pointer;
+            padding: 5px 0 5px 10px;
+
+            &.active, &:active, &:focus {
+                background-color: @color-base;
+
+                a:active, a:focus, a:hover {
+                    text-decoration: none;
+                }
+            }
+
+            &.locked {
+                cursor: inherit;
+            }
+        }
+    }
+
+    &.open {
+        display: block;
+        background-color: @background_color;
+        border: 1px solid @color-base;
+        max-height: 500px;
+        overflow-y: auto;
+        z-index:100;
+
+        &:empty {
+            display: none;
+        }
+    }
+}
+
+
+@media screen and (max-width: @results-width) {
+
+  .autocomplete {
+    bottom: 0;
+  }
+
+  .autocomplete > ul > li {
+    padding: 7px 0 7px 10px;
+    border-bottom: 1px solid @color-result-top-border;
+    text-align: left;
+  }
+
+}
diff --git a/searx/static/themes/simple/src/less/code.less b/searx/static/themes/simple/src/less/code.less
new file mode 100644
index 000000000..b732103fb
--- /dev/null
+++ b/searx/static/themes/simple/src/less/code.less
@@ -0,0 +1,8 @@
+.code-highlight pre {
+    overflow: auto;
+    background-color: inherit;
+    color: inherit;
+    border: inherit;
+}
+
+@import "pygments.less";
diff --git a/searx/static/themes/simple/src/less/definitions.less b/searx/static/themes/simple/src/less/definitions.less
new file mode 100644
index 000000000..c1465a579
--- /dev/null
+++ b/searx/static/themes/simple/src/less/definitions.less
@@ -0,0 +1,138 @@
+/*
+ * searx, A privacy-respecting, hackable metasearch engine
+ *
+ * To change the colors of the site, simple edit this variables
+ */
+
+/// Basic Colors
+
+@color-base: #3498DB;
+@color-base-dark: #084999;
+@color-base-light: #ECF0F1;
+@color-highlight: #094089;
+@color-black: #000000;
+
+///
+@color-error: #db3434;
+@color-error-background: lighten(@color-error, 40%);
+
+@color-warning: #dbba34;
+@color-warning-background: lighten(@color-warning, 40%);
+
+@color-success: #42db34;
+@color-success-background: lighten(@color-success, 40%);
+
+/// General
+
+@color-font: #444;
+@color-font-light: #888;
+
+@color-red: #25a55b;
+
+@color-url-font: #29314d;
+@color-url-visited-font: #684898;
+@results-width: 50em;
+@search-width: 40em;
+
+//
+@color-a-font: @color-base;
+@color-a-font-hover: @color-base;
+
+
+/// Start-Screen
+
+
+
+/// Search-Input
+
+@color-search-border: @color-base;
+@color-search-background: #FFF;
+@color-search-font: #222;
+
+/// Autocompleter
+
+@color-autocompleter-choices-background: #FFF;
+@color-autocompleter-choices-border: @color-base;
+@color-autocompleter-choices-border-left-right: @color-base;
+@color-autocompleter-choices-border-bottom: @color-base;
+
+@color-autocompleter-choices-font: #444;
+
+/// Answers
+@color-answers-border: @color-base-dark;
+
+// Selected
+@color-autocompleter-selected-background: #444;
+@color-autocompleter-selected-font: #FFF;
+@color-autocompleter-selected-queried-font: #9FCFFF;
+
+/// Categories
+
+@color-categories-item-selected: @color-base;
+@color-categories-item-selected-font: #FFF;
+
+@color-categories-item-border-selected: @color-base-dark;
+@color-categories-item-border-unselected: #E8E7E6;
+@color-categories-item-border-unselected-hover: @color-base;
+
+
+/// Results
+
+@color-suggestions-button-background: @color-base;
+@color-suggestions-button-font: #FFF;
+
+@color-download-button-background: @color-base;
+@color-download-button-font: #FFF;
+
+@color-result-search-background: @color-base-light;
+
+@color-result-definition-border: gray;
+@color-result-torrent-border: lightgray;
+@color-result-top-border: #E8E7E6;
+
+// Link to result
+@color-result-link-font: @color-base-dark;
+@color-result-link-visited-font: @color-url-visited-font;
+
+// Url to result
+@color-result-url-font: @color-red;
+
+// Publish Date
+@color-result-publishdate-font: @color-font-light;
+
+// Images
+@color-result-image-span-background-hover: rgba(0, 0, 0, 0.6);
+@color-result-image-span-font: #FFF;
+
+// Search-URL
+@color-result-search-url-border: #888;
+@color-result-search-url-font: #444;
+
+
+/// Settings
+
+@color-settings-fieldset: @color-base;
+@color-settings-table-striped: #dbdbdb;
+@color-settings-tr-hover: #ececec;
+
+// Labels
+@color-settings-label-allowed-background: #E74C3C;
+@color-settings-label-allowed-font: #FFF;
+
+@color-settings-label-deny-background: #2ECC71;
+@color-settings-label-deny-font: @color-font;
+
+@color-settings-return-background: @color-base;
+@color-settings-return-font: #FFF;
+
+/// Other
+
+@color-engines-font: @color-font-light;
+@color-percentage-div-background: #444;
+
+/// Load fonts from this directory.
+@icon-font-path:          "../../../fonts/";
+//** File name for all font files.
+@icon-font-name:          "glyphicons-halflings-regular";
+//** Element ID within SVG icon file.
+@icon-font-svg-id:        "glyphicons_halflingsregular";
diff --git a/searx/static/themes/simple/src/less/index.less b/searx/static/themes/simple/src/less/index.less
new file mode 100644
index 000000000..e1efdac90
--- /dev/null
+++ b/searx/static/themes/simple/src/less/index.less
@@ -0,0 +1,43 @@
+.index {
+
+  text-align: center;
+
+  .title {
+    background: url('../img/searx.png') no-repeat;
+    width: 100%;
+    min-height: 80px;
+    background-position: center;
+  }
+
+  h1 {
+    font-size: 5em;
+    visibility: hidden;
+  }
+
+  #search {
+    margin: 0 auto;
+    background: inherit;
+    border: inherit;
+  }
+
+  .search_filters {
+    display: block;
+    margin: 1em 0;
+  }
+
+  .category label {
+    padding: 6px 10px;
+    border-bottom: initial !important;
+  }
+
+}
+
+@media screen and (max-width: 75em) {
+
+  div.title {
+    h1 {
+      font-size: 1em;
+    }
+  }
+
+}
diff --git a/searx/static/themes/simple/src/less/ion.less b/searx/static/themes/simple/src/less/ion.less
new file mode 100644
index 000000000..c9e715591
--- /dev/null
+++ b/searx/static/themes/simple/src/less/ion.less
@@ -0,0 +1,181 @@
+// Generated by grunt-webfont
+
+
+@font-face {
+	font-family:"ion";
+	src:url("../fonts/ion.eot?ce7a0ead692560b4405a96d5b8471f51");
+	src:url("../fonts/ion.eot?#iefix") format("embedded-opentype"),
+		url("../fonts/ion.woff2?ce7a0ead692560b4405a96d5b8471f51") format("woff2"),
+		url("../fonts/ion.woff?ce7a0ead692560b4405a96d5b8471f51") format("woff"),
+		url("../fonts/ion.ttf?ce7a0ead692560b4405a96d5b8471f51") format("truetype"),
+		url("../fonts/ion.svg?ce7a0ead692560b4405a96d5b8471f51#ion") format("svg");
+	font-weight:normal;
+	font-style:normal;
+}
+
+.ion-icon {
+	&:before {
+		font-family:"ion";
+	}
+	display:inline-block;
+	vertical-align:middle;
+	line-height:1;
+	font-weight:normal;
+	font-style:normal;
+	speak:none;
+	text-decoration:inherit;
+	text-transform:none;
+	text-rendering:auto;
+	-webkit-font-smoothing:antialiased;
+	-moz-osx-font-smoothing:grayscale;
+}
+
+
+// Icons
+
+.ion-navicon-round {
+	&:before {
+		content:"\f101";
+	}
+}
+
+
+.ion-search {
+	&:before {
+		content:"\f102";
+	}
+}
+
+
+.ion-play {
+	&:before {
+		content:"\f103";
+	}
+}
+
+
+.ion-link {
+	&:before {
+		content:"\f104";
+	}
+}
+
+
+.ion-chevron-up {
+	&:before {
+		content:"\f105";
+	}
+}
+
+
+.ion-chevron-left {
+	&:before {
+		content:"\f106";
+	}
+}
+
+
+.ion-chevron-right {
+	&:before {
+		content:"\f107";
+	}
+}
+
+
+.ion-arrow-down-a {
+	&:before {
+		content:"\f108";
+	}
+}
+
+
+.ion-arrow-up-a {
+	&:before {
+		content:"\f109";
+	}
+}
+
+
+.ion-arrow-swap {
+	&:before {
+		content:"\f10a";
+	}
+}
+
+
+.ion-arrow-dropdown {
+	&:before {
+		content:"\f10b";
+	}
+}
+
+
+.ion-globe {
+	&:before {
+		content:"\f10c";
+	}
+}
+
+
+.ion-time {
+	&:before {
+		content:"\f10d";
+	}
+}
+
+
+.ion-location {
+	&:before {
+		content:"\f10e";
+	}
+}
+
+
+.ion-warning {
+	&:before {
+		content:"\f10f";
+	}
+}
+
+
+.ion-error {
+	&:before {
+		content:"\f110";
+	}
+}
+
+
+.ion-film-outline {
+	&:before {
+		content:"\f111";
+	}
+}
+
+
+.ion-music-note {
+	&:before {
+		content:"\f112";
+	}
+}
+
+
+.ion-more-vertical {
+	&:before {
+		content:"\f113";
+	}
+}
+
+
+.ion-magnet {
+	&:before {
+		content:"\f114";
+	}
+}
+
+
+.ion-close {
+	&:before {
+		content:"\f115";
+	}
+}
+
diff --git a/searx/static/themes/simple/src/less/mixins.less b/searx/static/themes/simple/src/less/mixins.less
new file mode 100644
index 000000000..b3aa4e13d
--- /dev/null
+++ b/searx/static/themes/simple/src/less/mixins.less
@@ -0,0 +1,62 @@
+/*
+* searx, A privacy-respecting, hackable metasearch engine
+*/
+
+// Mixins
+.text-size-adjust (@property: 100%) {
+	-webkit-text-size-adjust: @property;
+	-ms-text-size-adjust: @property;
+	-moz-text-size-adjust: @property;
+	text-size-adjust: @property;
+}
+
+.rounded-corners (@radius: 4px) {
+	-webkit-border-radius: @radius;
+	-moz-border-radius: @radius;
+	border-radius: @radius;
+}
+
+// disable user selection
+.disable-user-select () {
+	-webkit-touch-callout: none;
+	-webkit-user-select: none;
+	-khtml-user-select: none;
+	-moz-user-select: none;
+	-ms-user-select: none;
+	user-select: none;
+}
+
+// select all on focus
+.select-all-on-focus() {
+	-webkit-user-select: all;
+	-moz-user-select: all;
+	-ms-user-select: element;
+	user-select: all;
+}
+
+// see https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Flexible_Box_Layout/Advanced_layouts_with_flexbox
+.flexbox() {
+  display: -webkit-box;
+  display: -moz-box;
+  display: -webkit-flex;
+  display: -ms-flexbox;
+  display: flex;
+}
+
+.inline-flex() {
+	display: -webkit-inline-box;
+	display: -moz-inline-box;
+	display: -webkit-inline-flex;
+	display: -ms-inline-flexbox;
+	display: inline-flex;
+}
+
+.flex-direction-row() {
+	-webkit-box-direction: normal;
+	-webkit-box-orient: horizontal;
+	-moz-box-direction: normal;
+	-moz-box-orient: horizontal;
+	-webkit-flex-direction: row;
+	-ms-flex-direction: row;
+	flex-direction: row;
+}
diff --git a/searx/static/themes/simple/src/less/normalize.less b/searx/static/themes/simple/src/less/normalize.less
new file mode 100644
index 000000000..47b010e47
--- /dev/null
+++ b/searx/static/themes/simple/src/less/normalize.less
@@ -0,0 +1,341 @@
+/*! normalize.css v8.0.0 | MIT License | github.com/necolas/normalize.css */
+
+/* Document
+   ========================================================================== */
+
+/**
+ * 1. Correct the line height in all browsers.
+ * 2. Prevent adjustments of font size after orientation changes in iOS.
+ */
+
+html {
+  line-height: 1.15; /* 1 */
+  -webkit-text-size-adjust: 100%; /* 2 */
+}
+
+/* Sections
+   ========================================================================== */
+
+/**
+ * Remove the margin in all browsers.
+ */
+
+body {
+  margin: 0;
+}
+
+/**
+ * Correct the font size and margin on `h1` elements within `section` and
+ * `article` contexts in Chrome, Firefox, and Safari.
+ */
+
+h1 {
+  font-size: 2em;
+  margin: 0.67em 0;
+}
+
+/* Grouping content
+   ========================================================================== */
+
+/**
+ * 1. Add the correct box sizing in Firefox.
+ * 2. Show the overflow in Edge and IE.
+ */
+
+hr {
+  box-sizing: content-box; /* 1 */
+  height: 0; /* 1 */
+  overflow: visible; /* 2 */
+}
+
+/**
+ * 1. Correct the inheritance and scaling of font size in all browsers.
+ * 2. Correct the odd `em` font sizing in all browsers.
+ */
+
+pre {
+  font-family: monospace, monospace; /* 1 */
+  font-size: 1em; /* 2 */
+}
+
+/* Text-level semantics
+   ========================================================================== */
+
+/**
+ * Remove the gray background on active links in IE 10.
+ */
+
+a {
+  background-color: transparent;
+}
+
+/**
+ * 1. Remove the bottom border in Chrome 57-
+ * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
+ */
+
+abbr[title] {
+  border-bottom: none; /* 1 */
+  text-decoration: underline; /* 2 */
+  text-decoration: underline dotted; /* 2 */
+}
+
+/**
+ * Add the correct font weight in Chrome, Edge, and Safari.
+ */
+
+b,
+strong {
+  font-weight: bolder;
+}
+
+/**
+ * 1. Correct the inheritance and scaling of font size in all browsers.
+ * 2. Correct the odd `em` font sizing in all browsers.
+ */
+
+code,
+kbd,
+samp {
+  font-family: monospace, monospace; /* 1 */
+  font-size: 1em; /* 2 */
+}
+
+/**
+ * Add the correct font size in all browsers.
+ */
+
+small {
+  font-size: 80%;
+}
+
+/**
+ * Prevent `sub` and `sup` elements from affecting the line height in
+ * all browsers.
+ */
+
+sub,
+sup {
+  font-size: 75%;
+  line-height: 0;
+  position: relative;
+  vertical-align: baseline;
+}
+
+sub {
+  bottom: -0.25em;
+}
+
+sup {
+  top: -0.5em;
+}
+
+/* Embedded content
+   ========================================================================== */
+
+/**
+ * Remove the border on images inside links in IE 10.
+ */
+
+img {
+  border-style: none;
+}
+
+/* Forms
+   ========================================================================== */
+
+/**
+ * 1. Change the font styles in all browsers.
+ * 2. Remove the margin in Firefox and Safari.
+ */
+
+button,
+input,
+optgroup,
+select,
+textarea {
+  font-family: inherit; /* 1 */
+  font-size: 100%; /* 1 */
+  line-height: 1.15; /* 1 */
+  margin: 0; /* 2 */
+}
+
+/**
+ * Show the overflow in IE.
+ * 1. Show the overflow in Edge.
+ */
+
+button,
+input { /* 1 */
+  overflow: visible;
+}
+
+/**
+ * Remove the inheritance of text transform in Edge, Firefox, and IE.
+ * 1. Remove the inheritance of text transform in Firefox.
+ */
+
+button,
+select { /* 1 */
+  text-transform: none;
+}
+
+/**
+ * Correct the inability to style clickable types in iOS and Safari.
+ */
+
+button,
+[type="button"],
+[type="reset"],
+[type="submit"] {
+  -webkit-appearance: button;
+}
+
+/**
+ * Remove the inner border and padding in Firefox.
+ */
+
+button::-moz-focus-inner,
+[type="button"]::-moz-focus-inner,
+[type="reset"]::-moz-focus-inner,
+[type="submit"]::-moz-focus-inner {
+  border-style: none;
+  padding: 0;
+}
+
+/**
+ * Restore the focus styles unset by the previous rule.
+ */
+
+button:-moz-focusring,
+[type="button"]:-moz-focusring,
+[type="reset"]:-moz-focusring,
+[type="submit"]:-moz-focusring {
+  outline: 1px dotted ButtonText;
+}
+
+/**
+ * Correct the padding in Firefox.
+ */
+
+fieldset {
+  padding: 0.35em 0.75em 0.625em;
+}
+
+/**
+ * 1. Correct the text wrapping in Edge and IE.
+ * 2. Correct the color inheritance from `fieldset` elements in IE.
+ * 3. Remove the padding so developers are not caught out when they zero out
+ *    `fieldset` elements in all browsers.
+ */
+
+legend {
+  box-sizing: border-box; /* 1 */
+  color: inherit; /* 2 */
+  display: table; /* 1 */
+  max-width: 100%; /* 1 */
+  padding: 0; /* 3 */
+  white-space: normal; /* 1 */
+}
+
+/**
+ * Add the correct vertical alignment in Chrome, Firefox, and Opera.
+ */
+
+progress {
+  vertical-align: baseline;
+}
+
+/**
+ * Remove the default vertical scrollbar in IE 10+.
+ */
+
+textarea {
+  overflow: auto;
+}
+
+/**
+ * 1. Add the correct box sizing in IE 10.
+ * 2. Remove the padding in IE 10.
+ */
+
+[type="checkbox"],
+[type="radio"] {
+  box-sizing: border-box; /* 1 */
+  padding: 0; /* 2 */
+}
+
+/**
+ * Correct the cursor style of increment and decrement buttons in Chrome.
+ */
+
+[type="number"]::-webkit-inner-spin-button,
+[type="number"]::-webkit-outer-spin-button {
+  height: auto;
+}
+
+/**
+ * 1. Correct the odd appearance in Chrome and Safari.
+ * 2. Correct the outline style in Safari.
+ */
+
+[type="search"] {
+  -webkit-appearance: textfield; /* 1 */
+  outline-offset: -2px; /* 2 */
+}
+
+/**
+ * Remove the inner padding in Chrome and Safari on macOS.
+ */
+
+[type="search"]::-webkit-search-decoration {
+  -webkit-appearance: none;
+}
+
+/**
+ * 1. Correct the inability to style clickable types in iOS and Safari.
+ * 2. Change font properties to `inherit` in Safari.
+ */
+
+::-webkit-file-upload-button {
+  -webkit-appearance: button; /* 1 */
+  font: inherit; /* 2 */
+}
+
+/* Interactive
+   ========================================================================== */
+
+/*
+ * Add the correct display in Edge, IE 10+, and Firefox.
+ */
+
+details {
+  display: block;
+}
+
+/*
+ * Add the correct display in all browsers.
+ */
+
+summary {
+  display: list-item;
+}
+
+/* Misc
+   ========================================================================== */
+
+/**
+ * Add the correct display in IE 10+.
+ */
+
+template {
+  display: none;
+}
+
+/**
+ * Add the correct display in IE 10.
+ */
+
+[hidden] {
+  display: none;
+}
diff --git a/searx/static/themes/simple/src/less/preferences.less b/searx/static/themes/simple/src/less/preferences.less
new file mode 100644
index 000000000..e1e88b51f
--- /dev/null
+++ b/searx/static/themes/simple/src/less/preferences.less
@@ -0,0 +1,103 @@
+#main_preferences {
+  form {
+      width: 100%;
+  }
+
+  fieldset {
+  	margin: 8px;
+    border: none;
+  }
+
+  legend {
+    margin: 0;
+    padding: 5px 0 0 0;
+    display: block;
+    float:left;
+    width: 300px;
+  }
+
+  .value {
+    margin: 0;
+    padding: 0;
+    float:left;
+    width: 15em;
+  }
+
+  .description {
+    margin: 0;
+    padding: 5px 0 0 0;
+    float:left;
+    width: 50%;
+    color: darken(#dcdcdc, 30%);
+    font-size: 90%;
+  }
+
+  select {
+    width: 200px;
+    font-size: inherit !important;
+  }
+
+  table {
+    border-collapse: collapse;
+  }
+
+  table td {
+    text-align: center;
+  }
+
+  table.cookies {
+    width: auto;
+
+    th, td {
+      text-align: left;
+      padding: 0.25em;
+    }
+
+    th:first-child, td:first-child {
+      padding-right: 4em;
+    }
+
+    &>tbody>tr:nth-child(even)>th,
+    &>tbody>tr:nth-child(even)>td {
+      background-color: @color-settings-tr-hover;
+    }
+  }
+
+  .name, .shortcut {
+    text-align: left;
+  }
+
+  .preferences_back {
+    background: none repeat scroll 0 0 @color-settings-return-background;
+    color: white;
+    border: 0 none;
+    .rounded-corners;
+    cursor: pointer;
+    display: inline-block;
+    margin: 2px 4px;
+    padding: 0.5em;
+
+    a {
+      display: block;
+      color: @color-settings-return-font;
+    }
+
+    a::first-letter {
+      text-transform: uppercase;
+    }
+  }
+
+
+  div.selectable_url {
+    pre {
+      width: 100%;
+    }
+  }
+  
+}
+
+@media screen and (max-width: 75em) {
+  .preferences_back {
+	   clear: both;
+   }
+}
diff --git a/searx/static/themes/simple/src/less/pygments.less b/searx/static/themes/simple/src/less/pygments.less
new file mode 100644
index 000000000..e5ec9b8d9
--- /dev/null
+++ b/searx/static/themes/simple/src/less/pygments.less
@@ -0,0 +1,99 @@
+/*
+   this file is generated automatically by searx_extra/update/update_pygments.py
+   using pygments version 2.8.1
+*/
+
+.code-highlight .linenos {
+    -webkit-touch-callout: none;
+    -webkit-user-select: none;
+    -khtml-user-select: none;
+    -moz-user-select: none;
+    -ms-user-select: none;
+    user-select: none;
+    cursor: default;
+
+    &::selection {
+        background: transparent; /* WebKit/Blink Browsers */
+    }
+    &::-moz-selection {
+        background: transparent; /* Gecko Browsers */
+    }
+
+    margin-right: 8px;
+    text-align: right;
+}
+
+.code-highlight pre { line-height: 125%; }
+.code-highlight td.linenos .normal { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
+.code-highlight span.linenos { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
+.code-highlight td.linenos .special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
+.code-highlight span.linenos.special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
+.code-highlight .hll { background-color: #ffffcc }
+.code-highlight { background: #f8f8f8; }
+.code-highlight .c { color: #408080; font-style: italic } /* Comment */
+.code-highlight .err { border: 1px solid #FF0000 } /* Error */
+.code-highlight .k { color: #008000; font-weight: bold } /* Keyword */
+.code-highlight .o { color: #666666 } /* Operator */
+.code-highlight .ch { color: #408080; font-style: italic } /* Comment.Hashbang */
+.code-highlight .cm { color: #408080; font-style: italic } /* Comment.Multiline */
+.code-highlight .cp { color: #BC7A00 } /* Comment.Preproc */
+.code-highlight .cpf { color: #408080; font-style: italic } /* Comment.PreprocFile */
+.code-highlight .c1 { color: #408080; font-style: italic } /* Comment.Single */
+.code-highlight .cs { color: #408080; font-style: italic } /* Comment.Special */
+.code-highlight .gd { color: #A00000 } /* Generic.Deleted */
+.code-highlight .ge { font-style: italic } /* Generic.Emph */
+.code-highlight .gr { color: #FF0000 } /* Generic.Error */
+.code-highlight .gh { color: #000080; font-weight: bold } /* Generic.Heading */
+.code-highlight .gi { color: #00A000 } /* Generic.Inserted */
+.code-highlight .go { color: #888888 } /* Generic.Output */
+.code-highlight .gp { color: #000080; font-weight: bold } /* Generic.Prompt */
+.code-highlight .gs { font-weight: bold } /* Generic.Strong */
+.code-highlight .gu { color: #800080; font-weight: bold } /* Generic.Subheading */
+.code-highlight .gt { color: #0044DD } /* Generic.Traceback */
+.code-highlight .kc { color: #008000; font-weight: bold } /* Keyword.Constant */
+.code-highlight .kd { color: #008000; font-weight: bold } /* Keyword.Declaration */
+.code-highlight .kn { color: #008000; font-weight: bold } /* Keyword.Namespace */
+.code-highlight .kp { color: #008000 } /* Keyword.Pseudo */
+.code-highlight .kr { color: #008000; font-weight: bold } /* Keyword.Reserved */
+.code-highlight .kt { color: #B00040 } /* Keyword.Type */
+.code-highlight .m { color: #666666 } /* Literal.Number */
+.code-highlight .s { color: #BA2121 } /* Literal.String */
+.code-highlight .na { color: #7D9029 } /* Name.Attribute */
+.code-highlight .nb { color: #008000 } /* Name.Builtin */
+.code-highlight .nc { color: #0000FF; font-weight: bold } /* Name.Class */
+.code-highlight .no { color: #880000 } /* Name.Constant */
+.code-highlight .nd { color: #AA22FF } /* Name.Decorator */
+.code-highlight .ni { color: #999999; font-weight: bold } /* Name.Entity */
+.code-highlight .ne { color: #D2413A; font-weight: bold } /* Name.Exception */
+.code-highlight .nf { color: #0000FF } /* Name.Function */
+.code-highlight .nl { color: #A0A000 } /* Name.Label */
+.code-highlight .nn { color: #0000FF; font-weight: bold } /* Name.Namespace */
+.code-highlight .nt { color: #008000; font-weight: bold } /* Name.Tag */
+.code-highlight .nv { color: #19177C } /* Name.Variable */
+.code-highlight .ow { color: #AA22FF; font-weight: bold } /* Operator.Word */
+.code-highlight .w { color: #bbbbbb } /* Text.Whitespace */
+.code-highlight .mb { color: #666666 } /* Literal.Number.Bin */
+.code-highlight .mf { color: #666666 } /* Literal.Number.Float */
+.code-highlight .mh { color: #666666 } /* Literal.Number.Hex */
+.code-highlight .mi { color: #666666 } /* Literal.Number.Integer */
+.code-highlight .mo { color: #666666 } /* Literal.Number.Oct */
+.code-highlight .sa { color: #BA2121 } /* Literal.String.Affix */
+.code-highlight .sb { color: #BA2121 } /* Literal.String.Backtick */
+.code-highlight .sc { color: #BA2121 } /* Literal.String.Char */
+.code-highlight .dl { color: #BA2121 } /* Literal.String.Delimiter */
+.code-highlight .sd { color: #BA2121; font-style: italic } /* Literal.String.Doc */
+.code-highlight .s2 { color: #BA2121 } /* Literal.String.Double */
+.code-highlight .se { color: #BB6622; font-weight: bold } /* Literal.String.Escape */
+.code-highlight .sh { color: #BA2121 } /* Literal.String.Heredoc */
+.code-highlight .si { color: #BB6688; font-weight: bold } /* Literal.String.Interpol */
+.code-highlight .sx { color: #008000 } /* Literal.String.Other */
+.code-highlight .sr { color: #BB6688 } /* Literal.String.Regex */
+.code-highlight .s1 { color: #BA2121 } /* Literal.String.Single */
+.code-highlight .ss { color: #19177C } /* Literal.String.Symbol */
+.code-highlight .bp { color: #008000 } /* Name.Builtin.Pseudo */
+.code-highlight .fm { color: #0000FF } /* Name.Function.Magic */
+.code-highlight .vc { color: #19177C } /* Name.Variable.Class */
+.code-highlight .vg { color: #19177C } /* Name.Variable.Global */
+.code-highlight .vi { color: #19177C } /* Name.Variable.Instance */
+.code-highlight .vm { color: #19177C } /* Name.Variable.Magic */
+.code-highlight .il { color: #666666 } /* Literal.Number.Integer.Long */
diff --git a/searx/static/themes/simple/src/less/search.less b/searx/static/themes/simple/src/less/search.less
new file mode 100644
index 000000000..dbcfc932e
--- /dev/null
+++ b/searx/static/themes/simple/src/less/search.less
@@ -0,0 +1,264 @@
+/*
+* searx, A privacy-respecting, hackable metasearch engine
+*/
+
+#search  {
+  padding: 0 2em;
+  margin: 0;
+  background: #f7f7f7;
+  border-bottom: 1px solid #d7d7d7;
+}
+
+#search_wrapper {
+  padding: 10px 0;
+}
+
+.search_box {
+  margin: 0 12px 0 0;
+  display: inline-flex;
+  flex-direction: row;
+
+  white-space: nowrap;
+  /*
+  &:has(q:focus) {
+  box-shadow: 0px 0px 5px #CCC;
+}
+*/
+}
+
+#clear_search {
+  display: block;
+  border-collapse: separate;
+  box-sizing: border-box;
+  width: 1.8em;
+
+  margin: 0;
+  padding: 2px;
+  height: 2.2em;
+  background: none repeat scroll 0 0 @color-search-background;
+  border-top: 1px solid @color-search-border;
+  border-bottom: 1px solid @color-search-border;
+  border-right: none;
+  border-left: none;
+  border-radius: 0px;
+  outline: none;
+  color: @color-search-font;
+  font-size: 16px;
+  z-index: 10000;
+
+  &:hover {
+    color: @color-search-border;
+  }
+
+  &.empty * {
+    display: none;
+  }
+}
+
+#q::-ms-clear, #q::-webkit-search-cancel-button {
+  display: none;
+}
+
+#q, #send_search {
+  display: block !important;
+  border-collapse: separate;
+  box-sizing: border-box;
+
+  margin: 0;
+  padding: 2px;
+  height: 2.2em;
+  background: none repeat scroll 0 0 @color-search-background;
+  border: 1px solid @color-search-border;
+  border-radius: 0px;
+  outline: none;
+  color: @color-search-font;
+  font-size: 16px;
+  z-index: 2;
+}
+
+#q {
+  outline: medium none;
+  padding-left: 8px;
+  padding-right: 0px !important;
+  border-right: none;
+  width: @search-width;
+}
+
+#send_search {
+  border-left: none;
+  width: 2.2em;
+
+  &:hover {
+    cursor: pointer;
+    background-color: @color-search-border;
+    color: @color-base-light;
+  }
+}
+
+.no-js #send_search {
+  width: auto !important;
+}
+
+.search_filters {
+  display: inline-block;
+  vertical-align: middle;
+}
+
+@media screen and (max-width: 75em) {
+
+  #categories {
+    font-size: 90%;
+    clear: both;
+
+    .checkbox_container {
+      margin-top: 2px;
+      margin: auto;
+    }
+  }
+
+  html.touch {
+    #main_index, #main_results {
+
+      #categories_container {
+        width: 1000px;
+        width: -moz-max-content;
+        width: -webkit-max-content;
+        width: max-content;
+
+        .category {
+          display: inline-block;
+          width: auto;
+        }
+      }
+
+      #categories {
+        width: 100%;
+        margin: 0;
+        text-align: left;
+        overflow-x: scroll;
+        overflow-y: hidden;
+        -webkit-overflow-scrolling: touch;
+      }
+    }
+  }
+
+}
+
+@media screen and (max-width: @results-width) {
+
+  #search {
+    width: 100%;
+    margin: 0;
+    padding: 0.1em 0 0 0;
+  }
+
+  #search_wrapper {
+    width: 100%;
+    margin: 0 0 0.7em 0;
+    padding: 0;
+  }
+
+  .search_box {
+    // hack, should bew 100% ?
+    width: 99%;
+    margin: 0.1em;
+    padding: 0 0.1em 0 0;
+    display: flex;
+    flex-direction: row;
+  }
+
+  #q {
+    width: auto !important;
+    flex: 1;
+  }
+
+  .search_filters {
+    display: block;
+    margin: 0.5em;
+  }
+
+  .language, .time_range {
+    width: 45%;
+  }
+
+  .category {
+    display: block;
+    width: 90%;
+
+    label {
+      border-bottom: 0;
+    }
+  }
+
+}
+
+#categories {
+  margin: 0 10px 0 0;
+  .disable-user-select;
+
+  &::-webkit-scrollbar {
+    width: 0;
+    height: 0;
+  }
+}
+
+.category {
+  display: inline-block;
+  position: relative;
+  margin: 0 3px;
+  padding: 0px;
+
+  input {
+    display: none;
+  }
+
+  label {
+    cursor: pointer;
+    padding: 4px 10px;
+    margin: 0;
+    display: block;
+    text-transform: capitalize;
+    font-size: 0.9em;
+    border-bottom: 2px solid transparent;
+    .disable-user-select;
+  }
+
+  input[type="checkbox"]:focus + label {
+    box-shadow: 0px 0px 8px #3498DB;
+  }
+
+  /*label:hover {
+  border-bottom: 2px solid @color-categories-item-border-unselected-hover;
+  }*/
+
+  input[type="checkbox"]:checked + label {
+    background: @color-categories-item-selected;
+    color: @color-categories-item-selected-font;
+    border-bottom: 2px solid @color-categories-item-border-selected;
+  }
+}
+
+#categories_container {
+
+  position: relative;
+
+  .help {
+    position: absolute;
+    width: 100%;
+    bottom: -20px;
+    overflow: hidden;
+
+    opacity: 0;
+    transition: opacity 1s ease;
+
+    font-size: 0.8em;
+    text-position: center;
+    background: white;
+  }
+
+  &:hover .help {
+    opacity: 0.8;
+    transition: opacity 1s ease;
+  }
+
+}
diff --git a/searx/static/themes/simple/src/less/style-rtl.less b/searx/static/themes/simple/src/less/style-rtl.less
new file mode 100644
index 000000000..2b68bcfde
--- /dev/null
+++ b/searx/static/themes/simple/src/less/style-rtl.less
@@ -0,0 +1,6 @@
+@import "style.less";
+
+#search_submit {
+	left: 1px;
+	right:auto;
+}
diff --git a/searx/static/themes/simple/src/less/style.less b/searx/static/themes/simple/src/less/style.less
new file mode 100644
index 000000000..61c0a93de
--- /dev/null
+++ b/searx/static/themes/simple/src/less/style.less
@@ -0,0 +1,762 @@
+/*
+* searx, A privacy-respecting, hackable metasearch engine
+*
+* To convert "style.less" to "style.css" run: $make styles
+*/
+
+@stacked-bar-chart: rgb(0, 0, 0);
+
+@import "../../__common__/less/new_issue.less";
+@import "../../__common__/less/stats.less";
+
+@import "normalize.less";
+
+@import "definitions.less";
+
+@import "mixins.less";
+
+@import "code.less";
+
+@import "toolkit.less";
+
+@import "autocomplete.less";
+
+// ion-icon
+@import "ion.less";
+
+.ion-icon-big {
+  .ion-icon;
+  font-size: 149%;
+}
+
+// for index.html template
+@import "index.less";
+
+// for preferences.html template
+@import "preferences.less";
+
+// Search-Field
+@import "search.less";
+
+// Main LESS-Code
+html {
+  font-family: arial, sans-serif;
+  font-size: 0.9em;
+  .text-size-adjust;
+  color: @color-font;
+  padding: 0;
+  margin: 0;
+}
+
+body, main {
+  padding: 0;
+  margin: 0;
+}
+
+main {
+  width: 100%;
+  // position: absolute;
+}
+
+footer {
+  // position:absolute;
+	bottom:0;
+	width:100%;
+	height:50px;
+}
+
+#main_preferences, #main_about, #main_stats {
+  margin: 3em;
+  width: auto;
+}
+
+footer {
+  bottom: 0;
+  height: 3em;
+  margin: 1em 0;
+  padding: 1em 0;
+  clear: both;
+  width: 100%;
+  text-align: center;
+
+  p {
+    font-size: 0.9em;
+  }
+}
+
+#main_preferences h1, #main_stats h1 {
+  background: url('../img/searx.png') no-repeat;
+  background-size: auto 75%;
+  min-height: 40px;
+  margin: 0 auto;
+
+  span {
+      visibility: hidden;
+  }
+}
+
+input[type="submit"], #results button[type="submit"] {
+  padding: 0.5rem;
+  margin: 2px 4px;
+  display: inline-block;
+  background: @color-download-button-background;
+  color: @color-download-button-font;
+  .rounded-corners;
+  border: 0;
+  cursor: pointer;
+}
+
+a {
+  text-decoration: none;
+  color: @color-url-font;
+
+  &:visited {
+    color: @color-url-visited-font;
+
+    .highlight {
+      color: @color-url-visited-font;
+    }
+  }
+}
+
+article[data-vim-selected] {
+  background: #f7f7f7;
+}
+
+article[data-vim-selected]::before {
+  position: absolute;
+  left: 1em;
+  padding: 2px;
+  content: ">";
+  font-weight: bold;
+  color: @color-base;
+}
+
+article.result-images[data-vim-selected] {
+  background: @color-base;
+}
+
+article.result-images[data-vim-selected]::before {
+  display: none;
+  content: "";
+}
+
+.result {
+  margin: 19px 0 18px 0;
+  padding: 0;
+
+  h3 {
+    font-size: 1.1em;
+    word-wrap:break-word;
+    margin: 5px 0 1px 0;
+    padding: 0;
+    margin-bottom: 0;
+
+    a {
+      color: @color-result-link-font;
+      font-weight: normal;
+      font-size: 1.1em;
+
+      &:visited {
+        color: @color-result-link-visited-font;
+      }
+
+      &:focus, &:hover {
+        text-decoration: underline;
+        border: none;
+        -webkit-box-shadow: none;
+        box-shadow: none;
+        outline:none;
+      }
+    }
+  }
+
+  .cache_link, .proxyfied_link {
+    font-size: 0.9em !important;
+  }
+
+  .content, .stat, .altlink {
+    font-size: 0.9em;
+    margin: 0;
+    padding: 0;
+    max-width: 54em;
+    word-wrap:break-word;
+    line-height: 1.24;
+
+    .highlight {
+      color: @color-black;
+      background: inherit;
+      font-weight: bold;
+    }
+  }
+
+  .codelines {
+    .highlight {
+      color: inherit;
+      background: inherit;
+      font-weight: normal;
+    }
+  }
+
+  .url {
+    font-size: 0.9em;
+    margin: 0 0 3px 0;
+    padding: 0;
+    max-width: 54em;
+    word-wrap:break-word;
+    color: @color-result-url-font;
+  }
+
+  .published_date {
+    font-size: 0.8em;
+    color: @color-result-publishdate-font;
+  }
+
+  img {
+
+    &.thumbnail {
+      float: left;
+      padding: 0 5px 10px 0;
+      width: 20em;
+      min-width: 20em;
+      min-height: 8em;
+      // background: @color-base-light;
+    }
+
+    &.image {
+      float: left;
+      padding: 0 5px 10px 0;
+      width: 100px;
+      max-height: 100px;
+      object-fit: scale-down;
+      object-position: right top;
+    }
+
+  }
+
+  .break {
+      clear: both;
+  }
+
+}
+
+.category-social .image {
+  width: auto !important;
+  min-width: 48px;
+  min-height: 48px;
+  padding: 0 5px 25px 0 !important;
+}
+
+.result-videos .content {
+  overflow: hidden;
+}
+
+.engines {
+  float: right;
+  color: @color-engines-font;
+
+  span {
+    font-size: smaller;
+    margin: 0 0.5em 0 0;
+  }
+}
+
+.small_font {
+  font-size: 0.8em;
+}
+
+.highlight {
+  color: @color-highlight;
+  background: inherit;
+  font-weight: bold;
+}
+
+.result-images {
+  display: inline-block;
+  margin: 0;
+  padding: 0;
+  position: relative;
+  max-height: 200px;
+
+  img {
+    float: inherit;
+    margin: 0;
+    padding: 0;
+    border: none;
+    max-height: 200px;
+    background: @color-base-dark;
+  }
+
+  span a {
+    display: none;
+    color: @color-result-image-span-font;
+  }
+
+  &:hover span a {
+    display: block;
+    position: absolute;
+    bottom: 0;
+    right: 0;
+    padding: 4px;
+    margin: 0 0 4px 4px;
+    background-color: @color-result-image-span-background-hover;
+    font-size: 0.7em;
+  }
+}
+
+.result-map {
+
+  img.image {
+    float: right !important;
+    height: 100px !important;
+    width: auto !important;
+  }
+
+  table {
+    font-size: .9em;
+    width: auto;
+    border-collapse: separate;
+    border-spacing: 0 0.35rem;
+
+    th {
+      font-weight: inherit;
+      width: 17rem;
+      vertical-align: top;
+      text-align: left;
+    }
+
+    td {
+      vertical-align: top;
+      text-align: left;
+    }
+  }
+}
+
+.hidden {
+  display: none !important;
+}
+
+.torrent_result {
+  border-left: 10px solid @color-result-torrent-border;
+  padding-left: 3px;
+
+  p {
+    margin: 3px;
+    font-size: 0.8em;
+  }
+
+  a {
+    color: @color-result-link-font;
+
+    &:hover {
+      text-decoration: underline;
+    }
+
+    &:visited {
+      color: @color-result-link-visited-font;
+    }
+  }
+}
+
+#results {
+  margin: 2em 2em 20px 2em;
+  padding: 0;
+  width: @results-width;
+}
+
+#suggestions {
+
+  .wrapper {
+    display: flex;
+    flex-flow: row wrap;
+    justify-content: flex-end;
+
+    form {
+      display: inline-block;
+      flex: 1 1 50%;
+    }
+  }
+}
+
+#suggestions, #answers, #corrections {
+  max-width: @results-width;
+}
+
+#suggestions, #answers, #infoboxes, #corrections {
+
+  input {
+    padding: 0;
+    margin: 3px;
+    font-size: 0.9em;
+    display: inline-block;
+    background: transparent;
+    color: @color-result-search-url-font;
+    cursor: pointer;
+  }
+
+  input[type="submit"], .infobox .url a {
+    color: @color-result-link-font;
+    text-decoration: none;
+    font-size: 0.9rem;
+
+    &:hover {
+      text-decoration: underline;
+    }
+  }
+
+}
+
+#corrections {
+  display: flex;
+  flex-flow: row wrap;
+  margin: 1em 0;
+
+  h4, input[type="submit"] {
+    display: inline-block;
+    margin: 0 0.5em 0 0;
+  }
+
+  input[type="submit"]::after {
+    content: ", "
+  }
+
+}
+
+#suggestions .title, #search_url .title, #apis .title {
+  margin: 2em 0 0.5em 0;
+  color: @color-font;
+}
+
+#answers {
+  margin: 10px 8px 10px 8px;
+  border: 1px solid #ddd;
+  padding: 0.9em;
+  box-shadow: 0px 0px 5px #CCC;
+
+  h4 {
+    display: none;
+  }
+
+  .answer {
+    display: block;
+    font-size: 1.2em;
+    font-weight: bold;
+  }
+}
+
+#answers, #infoboxes {
+  form {
+    min-width: 210px;
+  }
+}
+
+#sidebar {
+  position: absolute;
+  top: 100px;
+  left: 57em;
+
+  margin: 0px 2px 5px 5px;
+  padding: 0px 2px 2px;
+  max-width: 25em;
+  word-wrap: break-word;
+
+  .infobox {
+    margin: 10px 0 10px;
+    border: 1px solid #ddd;
+    padding: 0.9em;
+    font-size: 0.9em;
+    box-shadow: 0px 0px 5px #CCC;
+
+    h2 {
+      margin: 0 0 .5em 0;
+    }
+
+    img {
+      max-width: 100%;
+      max-height: 12em;
+      display: block;
+      margin: 0;
+      padding: 0;
+    }
+
+    dl {
+      margin: 0.5em 0;
+    }
+
+    dt {
+      display: inline;
+      margin: 0.5em 0.25em 0.5em 0;
+      padding: 0;
+      font-weight: bold;
+    }
+
+    dd {
+      display: inline;
+      margin: 0.5em 0;
+      padding: 0;
+    }
+
+    input {
+      font-size: 1em;
+    }
+
+    br {
+      clear: both;
+    }
+
+    .attributes, .urls {
+      clear: both;
+    }
+
+  }
+}
+
+#search_url {
+  margin-top: 8px;
+
+  div.selectable_url {
+    pre {
+      width: 200em;
+    }
+  }
+}
+
+#linkto_preferences {
+  position: absolute;
+  right: 10px;
+  top: 0.9em;
+  padding: 0;
+  border: 0;
+  display: block;
+
+  font-size: 1.2em;
+  color: @color-search-font;
+
+  a:link *, a:hover *, a:visited *, a:active * {
+    color: @color-search-font;
+  }
+}
+
+#pagination {
+  clear: both;
+
+  br {
+    clear: both;
+  }
+}
+
+#apis {
+  margin-top: 8px;
+  clear: both;
+}
+
+#backToTop {
+  border: 1px solid #ddd;
+  margin: 0 0 0 2em;
+  padding: 0;
+  font-size: 1em;
+  box-shadow: 0px 0px 5px #CCC;
+  background: white;
+  position: fixed;
+  bottom: 85px;
+  left: @results-width;
+  transition: opacity 0.5s;
+  opacity: 0;
+
+  a {
+    display: block;
+    margin: 0;
+    padding: 0.6em;
+  }
+}
+
+@media screen and (max-width: 75em) {
+
+  #main_preferences, #main_about, #main_stats {
+    margin: 0.5em;
+    width: auto;
+  }
+
+  #suggestions, #answers {
+    margin-top: 1em;
+  }
+
+  #infoboxes {
+    position: inherit;
+    max-width: inherit;
+
+    .infobox {
+      clear:both;
+
+      img {
+        float: left;
+        max-width: 10em;
+        margin: 0.5em 0.5em 0.5em 0;
+      }
+    }
+
+  }
+
+  #sidebar {
+    position: static;
+    max-width: @results-width;
+    margin: 0 0 2px 0;
+    padding: 0;
+    float: none;
+    border: none;
+    width: auto;
+
+    input {
+      border: 0;
+    }
+  }
+
+  #apis {
+    display: none;
+  }
+
+  #search_url {
+    display: none;
+  }
+
+  .result {
+    border-bottom: 1px solid @color-result-top-border;
+    margin: 0;
+    padding-top: 8px;
+    padding-bottom: 6px;
+
+    h3 {
+      margin: 0 0 1px 0;
+    }
+
+    .thumbnail {
+      max-width: 98%;
+    }
+
+    .url {
+
+      span.url {
+        display: block;
+        white-space: nowrap;
+        text-overflow: ellipsis;
+        overflow: hidden;
+        width: 100%;
+      }
+
+      a {
+        float: right;
+        padding: 0 0.5em;
+      }
+
+    }
+
+    .engines {
+      float: right;
+      padding: 0 0 3px 0;
+    }
+  }
+
+  .result-images {
+    border-bottom: none !important;
+  }
+
+  .image_result {
+    max-width: 98%;
+    img {
+      max-width: 98%;
+    }
+  }
+}
+
+
+#main_results div#results.only_template_images {
+    flex-direction: column;
+    width: auto;
+    display: flex;
+
+    #sidebar {
+	position: relative;
+	top: auto;
+	order: 2;
+    }
+
+    #urls {
+	position: relative;
+	order: 1;
+    }
+
+    #backToTop {
+	right: 0.5em;
+	left: auto;
+    }
+
+    #pagination {
+	position: relative;
+	order: 3;
+    }
+}
+
+
+@media screen and (max-width: @results-width) {
+
+  article[data-vim-selected]::before {
+    display: none;
+    content: "";
+  }
+
+  #linkto_preferences {
+    display: none;
+    postion: fixed !important;
+    top: 100px;
+    right: 0px;
+  }
+
+  #sidebar {
+    margin: 0 5px 2px 5px;
+  }
+
+  #corrections {
+    margin: 1em 5px 1em 5px;
+  }
+
+  #results {
+    margin: 0;
+    padding: 0;
+    width: initial;
+  }
+
+  #backToTop {
+    left: 40em;
+    bottom: 35px;
+  }
+
+  .result {
+    padding: 8px 10px 6px 10px;
+  }
+
+  .result-images {
+    margin: 0;
+    padding: 0;
+    border: none;
+  }
+
+}
+
+@media screen and (max-width: 35em) {
+
+  .result-videos {
+
+    img.thumbnail {
+      float: none !important;
+    }
+    .content {
+      overflow: inherit;
+    }
+
+  }
+
+}
+
+pre code {
+    white-space: pre-wrap;
+}
diff --git a/searx/static/themes/simple/src/less/toolkit.less b/searx/static/themes/simple/src/less/toolkit.less
new file mode 100644
index 000000000..c381af802
--- /dev/null
+++ b/searx/static/themes/simple/src/less/toolkit.less
@@ -0,0 +1,553 @@
+// other solution :  http://stackoverflow.com/questions/1577598/how-to-hide-parts-of-html-when-javascript-is-disabled/13857783#13857783
+html.no-js .hide_if_nojs {
+  display: none;
+}
+
+html.js .show_if_nojs {
+  display: none;
+}
+
+.center {
+  text-align: center;
+}
+
+.right {
+  float: right ;
+}
+
+.left {
+  float: left;
+}
+
+.invisible {
+  display: none !important;
+}
+
+.list-unstyled {
+  list-style-type: none;
+
+  li {
+    margin-top: 4px;
+    margin-bottom: 4px;
+  }
+}
+
+.danger {
+  background-color: @color-error-background;
+}
+
+.warning {
+  background: @color-warning-background;
+}
+
+.success {
+  background: @color-success-background;
+}
+
+.badge {
+  display: inline-block;
+  color: #fff;
+  background-color: #777;
+  text-align: center;
+  white-space: nowrap;
+  vertical-align: baseline;
+  min-width: 10px;
+  padding: 1px 5px;
+  border-radius: 5px;
+}
+
+// kbd
+kbd {
+  padding: 2px 4px;
+  margin: 1px;
+  font-size: 90%;
+  color: white;
+  background: black;
+}
+
+// table
+table {
+
+  width: 100%;
+
+  &.striped {
+    tr {
+      border-bottom: 1px solid @color-settings-tr-hover;
+    }
+  }
+}
+
+th {
+  padding: 0.4em;
+}
+
+td {
+  padding: 0 4px;
+}
+
+tr {
+  &:hover {
+    background: @color-settings-tr-hover;
+  }
+}
+
+// pre
+.pre() {
+  display: block;
+  font-size: 0.8em;
+  word-break: break-all;
+  margin: 0.1em;
+  .select-all-on-focus();  
+}
+
+div.selectable_url {
+  display: block;
+  border: 1px solid @color-result-search-url-border;
+  padding: 4px;
+  color: @color-result-search-url-font;
+  width: 100%;
+  display: block;
+  margin: 0.1em;
+  overflow: hidden;
+  height: 1.2em;
+  line-height: 1.2em;
+
+  pre {
+    .pre();
+  }
+}
+
+// dialog
+.dialog() {
+  position: relative;
+  width: 70%;
+  padding: 1em 1em 1em 2.7em;
+  margin: 0em 8% 1em 8%;
+  border: 1px solid black;
+  border-radius: 4px;
+  text-align: left;
+
+  &:before {
+    position: absolute;
+    top: 0.5em;
+    left: 0.5em;
+    font-family:"ion";
+    font-size: 1.5em;
+  }
+
+  .close {
+    float:right;
+    position: relative;
+    top: -3px;
+    color: inherit;
+    font-size: 1.5em;
+  }
+
+  ul, ol, p {
+    margin: 1px 0 0 0;
+  }
+
+  table {
+    width: auto;
+  }
+
+  tr {
+    vertical-align: text-top;
+    
+    &:hover {
+      background: transparent;
+    }
+  }
+
+  td {
+    padding: 0 1em 0 0;
+  }
+
+
+  h4 {
+    margin-top: 0.3em;
+    margin-bottom: 0.3em;
+  }
+
+}
+
+.dialog-error {
+  .dialog();
+  color: @color-error;
+  background: @color-error-background;
+  border-color: @color-error;
+  .ion-error();
+}
+
+.dialog-warning {
+  .dialog();
+  color: @color-warning;
+  background: @color-warning-background;
+  border-color: @color-warning;
+  .ion-warning();
+}
+
+.dialog-modal {
+  .dialog();
+  background: white;
+  position: fixed;  
+  top: 50%;
+  left: 50%;
+  /* bring your own prefixes */
+  transform: translate(-50%, -50%);
+  z-index: 100000;
+  margin: 0 50% 0 0;
+  box-shadow: 0 0 1em;
+}
+
+// btn-collapse
+.btn-collapse {
+  cursor: pointer;
+}
+
+//
+.scrollx {
+  overflow-x: auto;
+  overflow-y: hidden;
+  display: block;
+  padding: 0;
+  margin: 0;
+  border: none;
+}
+
+/* -- tabs --*/
+.tabs .tabs > label {
+  font-size: 90%;
+}
+
+.tabs {
+  .flexbox();
+  flex-wrap: wrap;
+  width: 100%;
+  min-width: 100%;
+
+  & > * {
+    order: 2;
+  }
+
+  & > input[type=radio] {
+    display: none;
+  }
+
+  & > label {
+    order: 1;
+    padding: 0.7em;
+    margin: 0 0.7em;
+    letter-spacing:0.5px;
+    text-transform: uppercase;
+
+    border: solid white;
+    border-width: 0px 0px 2px 0;
+
+    .disable-user-select();
+    cursor: pointer;
+  }
+
+  & > label:hover {
+    border-bottom: 2px solid @color-categories-item-border-selected;
+  }
+
+  & > section {
+    min-width: 100%;
+    padding: 0.7rem 0;
+    box-sizing: border-box;
+    border-top: 1px solid black;
+    display: none;
+  }
+
+  // default selection
+  & > label:last-of-type {
+    border-bottom: 2px solid @color-categories-item-border-selected;
+    background: @color-categories-item-selected;
+    color: @color-categories-item-selected-font;
+    font-weight: bold;
+    letter-spacing:-0.1px;
+  }
+
+  & > section:last-of-type {
+    display: block;
+  }
+
+}
+
+html body .tabs > input:checked {
+  ~ section {
+    display: none;
+  }
+  ~ label {
+    position: inherited;
+    background: inherit;
+    border-bottom: 2px solid transparent;
+    font-weight: normal;
+    color: inherit;
+
+    &:hover {
+      border-bottom: 2px solid @color-categories-item-border-selected;
+    }
+  }
+  + label {
+    border-bottom: 2px solid @color-categories-item-border-selected;
+    background: @color-categories-item-selected;
+    color: @color-categories-item-selected-font;
+    font-weight: bold;
+    letter-spacing:-0.1px;
+  }
+  + label + section {
+    display: block;
+  }
+}
+
+/* -- select -- */
+select {
+  height: 28px;
+  margin: 0 1em 0 0;
+  padding: 2px 8px 2px 0 !important;
+  color: @color-search-font;
+  font-size: 12px;
+  z-index: 2;
+
+  &:hover, &:focus {
+    cursor: pointer;
+  }
+}
+
+@supports ((background-position-x: 100%) and ((appearance: none) or (-webkit-appearance: none) or (-moz-appearance: none))) {
+
+  select {
+    appearance: none;
+    -webkit-appearance: none;
+    -moz-appearance: none;
+    border: none;
+    border-bottom: 1px solid #d7d7d7;
+    background: url(data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz4KPCFET0NUWVBFIHN2ZyBQVUJMSUMgIi0vL1czQy8vRFREIFNWRyAxLjEvL0VOIiAiaHR0cDovL3d3dy53My5vcmcvR3JhcGhpY3MvU1ZHLzEuMS9EVEQvc3ZnMTEuZHRkIj4KPHN2ZyB2ZXJzaW9uPSIxLjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgeD0iMHB4IiB5PSIwcHgiIHdpZHRoPSI1MTJweCIgaGVpZ2h0PSI1MTJweCIgdmlld0JveD0iMCAwIDUxMiA1MTIiIGVuYWJsZS1iYWNrZ3JvdW5kPSJuZXcgMCAwIDUxMiA1MTIiIHhtbDpzcGFjZT0icHJlc2VydmUiPjxnPjxwb2x5Z29uIHBvaW50cz0iMTI4LDE5MiAyNTYsMzIwIDM4NCwxOTIiLz48L2c+PC9zdmc+Cg==) no-repeat;
+    background-position-x: 105%;
+    background-size: 2em;
+    background-origin: content-box;
+    outline: medium none;
+
+    &:hover, &:focus {
+      border-bottom: 1px solid @color-search-border;
+    }
+
+  }
+
+}
+
+/* -- checkbox-onoff -- */
+@supports (border-radius: 50px) {
+  .checkbox-onoff {
+    display: inline-block;
+    width: 40px;
+    height: 10px;
+    background: #dcdcdc;
+    margin: 8px auto;
+    position: relative;
+    border-radius: 50px;
+    label {
+      display: block;
+      width: 20px;
+      height: 20px;
+      position: absolute;
+      top: -5px;
+      cursor: pointer;
+      border-radius: 50px;
+      box-shadow: 0px 3px 5px 0px rgba(0, 0, 0, 0.3);
+      transition: all 0.4s ease;
+
+      left: 27px;
+      background-color: #3498DB;
+    }
+    input[type=checkbox] {
+      visibility: hidden;
+      &:checked + label {
+        left: -5px;
+        background: #dcdcdc;
+      }
+    }
+  }
+}
+
+/* -- checkbox --*/
+@supports (transform: rotate(-45deg)) {
+  .checkbox {
+    width: 20px;
+    position: relative;
+    margin: 20px auto;
+    label {
+      width: 20px;
+      height: 20px;
+      cursor: pointer;
+      position: absolute;
+      top: 0;
+      left: 0;
+      background: white;
+      border-radius: 4px;
+      box-shadow: inset 0px 1px 1px white, 0px 1px 4px rgba(0,0,0,0.5);
+      &:after {
+        content: '';
+        width: 9px;
+        height: 5px;
+        position: absolute;
+        top: 4px;
+        left: 4px;
+        border: 3px solid #333;
+        border-top: none;
+        border-right: none;
+        background: transparent;
+        opacity: 0;
+        transform: rotate(-45deg);
+      }
+    }
+
+    input[type=checkbox] {
+      visibility: hidden;
+      &:checked + label:after {
+        border-color: #3498DB;
+        opacity: 1;
+      }
+    }
+
+    // disabled : can''t be focused, show only the check mark
+    input[disabled] + label  {
+      background-color: transparent !important;
+      box-shadow: none !important;
+      cursor: inherit;;
+    }
+
+    // if not checked and possible to checked then display a "light" check mark on hover
+    input:not(:checked):not([readonly]):not([disabled]) + label:hover::after {
+      opacity: 0.5;
+    }
+  }
+}
+
+@media screen and (max-width: 50em) {
+  .tabs > label {
+    width: 100%;
+  }
+}
+
+/* -- loader -- */
+.loader,
+.loader:after {	
+    border-radius: 50%;
+    width: 2em;
+    height: 2em;
+}
+.loader {
+    margin: 1em auto;
+    font-size: 10px;
+    position: relative;
+    text-indent: -9999em;
+    border-top: 0.5em solid rgba(0, 0, 0, 0.2);
+    border-right: 0.5em solid rgba(0, 0, 0, 0.2);
+    border-bottom: 0.5em solid rgba(0, 0, 0, 0.2);
+    border-left: 0.5em solid rgba(255, 255, 255, 0);
+    -webkit-transform: translateZ(0);
+    -ms-transform: translateZ(0);
+    transform: translateZ(0);
+    -webkit-animation: load8 1.2s infinite linear;
+    animation: load8 1.2s infinite linear;
+}
+@-webkit-keyframes load8 {
+    0% {
+	-webkit-transform: rotate(0deg);
+	transform: rotate(0deg);
+    }
+    100% {
+	-webkit-transform: rotate(360deg);
+	transform: rotate(360deg);
+    }
+}
+@keyframes load8 {
+    0% {
+	-webkit-transform: rotate(0deg);
+	transform: rotate(0deg);
+    }
+    100% {
+	-webkit-transform: rotate(360deg);
+	transform: rotate(360deg);
+    }
+}
+
+/* -- engine-tooltip -- */
+.engine-tooltip {
+  display: none;
+  position: absolute;
+  padding: 0.5rem 1rem;
+  margin: 0rem 0 0 2rem;
+  border: 1px solid #ddd;
+  box-shadow: 2px 2px 2px 0px rgba(0,0,0,0.1);
+  background: white;
+  font-size: 14px;
+  font-weight: normal;
+  z-index: 1000000; 
+  text-align: left;
+}
+
+th:hover .engine-tooltip, td:hover .engine-tooltip, .engine-tooltip:hover {
+  display: inline-block;
+}
+
+/* -- stacked bar chart -- */
+.stacked-bar-chart {
+  margin: 0;
+  padding: 0 0.125rem 0 4rem;
+  width: 100%;
+  width: -moz-available;
+  width: -webkit-fill-available;
+  width: fill;
+  flex-direction: row;
+  flex-wrap: nowrap;
+  align-items: center;
+  display: inline-flex;
+}
+
+.stacked-bar-chart-value {
+  width: 3rem;
+  display: inline-block;
+  position: absolute;
+  padding: 0 0.5rem;
+  text-align: right;
+}
+
+.stacked-bar-chart-base {
+  display:flex;
+  flex-shrink: 0;
+  flex-grow: 0;
+  flex-basis: unset;
+}
+
+.stacked-bar-chart-median {
+  .stacked-bar-chart-base();
+  background: @stacked-bar-chart;
+  border: 1px solid fade(@stacked-bar-chart, 90%);
+  padding: 0.3rem 0;
+}
+
+.stacked-bar-chart-rate80 {
+  .stacked-bar-chart-base();
+  background: transparent;
+  border: 1px solid fade(@stacked-bar-chart, 30%);
+  padding: 0.3rem 0;
+}
+
+.stacked-bar-chart-rate95 {
+  .stacked-bar-chart-base();
+  background: transparent;
+  border-bottom: 1px dotted fade(@stacked-bar-chart, 50%);
+  padding: 0;
+}
+
+.stacked-bar-chart-rate100 {
+  .stacked-bar-chart-base();
+  background: transparent;
+  border-left: 1px solid fade(@stacked-bar-chart, 90%);
+  padding: 0.4rem 0;
+  width: 1px;
+}
diff --git a/searx/static/themes/simple/src/less/toolkit_loader.less b/searx/static/themes/simple/src/less/toolkit_loader.less
new file mode 100644
index 000000000..7ef19c19b
--- /dev/null
+++ b/searx/static/themes/simple/src/less/toolkit_loader.less
@@ -0,0 +1,41 @@
+.loader,
+.loader:after {	
+    border-radius: 50%;
+    width: 10em;
+    height: 10em;
+}
+.loader {
+    margin: 60px auto;
+    font-size: 10px;
+    position: relative;
+    text-indent: -9999em;
+    border-top: 1.1em solid rgba(255, 255, 255, 0.2);
+    border-right: 1.1em solid rgba(255, 255, 255, 0.2);
+    border-bottom: 1.1em solid rgba(255, 255, 255, 0.2);
+    border-left: 1.1em solid #ffffff;
+    -webkit-transform: translateZ(0);
+    -ms-transform: translateZ(0);
+    transform: translateZ(0);
+    -webkit-animation: load8 1.1s infinite linear;
+    animation: load8 1.1s infinite linear;
+}
+@-webkit-keyframes load8 {
+    0% {
+	-webkit-transform: rotate(0deg);
+	transform: rotate(0deg);
+    }
+    100% {
+	-webkit-transform: rotate(360deg);
+	transform: rotate(360deg);
+    }
+}
+@keyframes load8 {
+    0% {
+	-webkit-transform: rotate(0deg);
+	transform: rotate(0deg);
+    }
+    100% {
+	-webkit-transform: rotate(360deg);
+	transform: rotate(360deg);
+    }
+}
\ No newline at end of file