Panel (begin)   
 .panel_checkbox, .panel_mobile_button, .panel_mobile_button_close
 {
     display: none;
 }

 @media (max-width: 39.99em) {
     .panel_mobile_button {
         display: block;
         height: 40px;
         position: sticky;
         top: 0;
         background: #000;
         color: #fff;
         padding-right: 10px;
         text-align: right;
         line-height: 40px;
         cursor: pointer;
         z-index: 2;
     }
     .panel_checkbox:checked ~ .panel_mobile_button {
     }

     .panel_checkbox:checked ~ .panel .panel_mobile_button_close {
         display: block;
         height: 40px;
         position: absolute;
         top: 0;
         right: 10px;
         z-index: 3000;
         text-align: right;
         line-height: 40px;
         cursor: pointer;
     }
 }

 .panel_mobile_button span {
      position: relative;
      display: inline-block;
      width: 1em;
      height: 0.55em;
      margin-right: 0.3em;
      border-top: 0.1em solid #fff;
      border-bottom: 0.1em solid #fff;
 }

 .panel_mobile_button span:before {
      content: "";
      position: absolute;
      top: 0.25em;
      left: 0px;
      width: 100%;
      border-top: 0.1em solid #fff;
 }

 .panel_mobile_button_close span {
      position: relative;
      display: inline-block;
      width: 1em;
      height: 0.625em;
 }

 .panel_mobile_button_close span:before, .panel_mobile_button_close span:after {
      content: "";
      position: absolute;
      top: 0.2em;
      left: 0px;
      width: 100%;
      border-top: 0.1em solid #000;
 }

 .panel_mobile_button_close span:before {
     transform: rotate(45deg);
 }

 .panel_mobile_button_close span:after {
     transform: rotate(-45deg);
 }

 .panel
 {
     position: fixed;
     top: 0;
     width: 300px;
     height: 100%;
     background: #FFF;
     z-index: 10;
     font-family: "Helvetica Neue", "Arial", sans-serif;
     overflow-x: hidden;
     border-right: 1px #ccc solid;
     line-height: 1;
 }

 @media (max-width: 39.99em) {
     .panel
     {
         transition: left 0s ease-in-out;
         left: -100%;
         width: 100%;
         bottom: 0;
         visibility: hidden;
     }

     .panel_checkbox:checked ~ .panel {
         left: 0%;
         transition: left 0.3s ease-in-out;
         visibility: visible;
     }

     .panel_checkbox:checked ~ #bodyContent {
         visibility: hidden;
         display: none;
     }
 }

 .panel_tree .result,
 .panel_results .tree
 {
     display: none;
 }

    Header with search box (begin)   
     .panel .header
     {
         background: white url(../i/search.svg) no-repeat;
         background-position: 5px;
         box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
         height: 40px;
         width: 300px;
         position: fixed;
         position: sticky;
         left: 0; top: 0;
         z-index: 300;
         overflow-x: hidden;
     }

     @media (max-width: 39.99em) {
         .panel .header
         {
             width: 100%;
         }
     }

     .panel .header input
     {
         border: 0;
         box-sizing: border-box;
         display: inline-block;
         font-size: 14px;
         height: 40px;
         width: 100%;
         padding: 0 5px;
         margin: 0;
         margin-left: 25px;
         outline: none;
     }

     @media (max-width: 39.99em) {
         .panel .header input
         {
             width: 70%;
             width: calc(100% - 100px);
             font-size: 16px;
         }
     }

 /* Header with search box (end) */

 /* Results (begin) */
     .panel .result
     {
         position: relative;
         bottom: 0;
         top: 0;
         left: 0;
         width: 100%;
         overflow-y: auto;
         overflow-x: hidden;
         z-index: 2;
     }

     .panel .result ul
     {
         font-size: 0.8em;
         width: 100%;
     }

     .panel .result ul li
     {
         height: 46px;
         overflow: hidden;
         padding: 4px 10px 0 10px;
         cursor: pointer;
         margin: 0;
     }

     .panel .result ul li:nth-child(2n) {
         background: #F0EFEF;
     }

     .panel .result ul li h1
     {
         font-size: 13px;
         font-weight: normal;
         color: #333;
         margin-top: 0;
         margin-bottom: 2px;
         white-space: nowrap;
     }

     .panel .result ul li p
     {
         font-size: 11px;
         color: #333;
         margin-bottom: 2px;
         white-space: nowrap;
     }

     .panel .result ul li h1 i,
     .panel .result ul li p.snippet
     {
         color: #777;
     }

     .panel .result ul li b
     {
         color: #000;
     }

     .panel .result ul li.current
     {
         background: #B61D1D;
     }

     .panel .result ul li.current h1,
     .panel .result ul li.current p
     {
         color: #D9D9D9;
     }

     .panel .result ul li.current h1 i,
     .panel .result ul li.current p.snippet
     {
         color: #ACACAC;
     }

     .panel .result ul li.current b
     {
         color: #FFF;
     }

     .panel .result ul li:hover,
     .panel .result ul li.selected
     {
         background: #d0d0d0;
     }

     .panel .result ul li.current:hover
     {
         background: #B61D1D;
     }

     .panel .result ul li .badge
     {
         margin-right: 0.4em;
         margin-left: -0.2em;
         padding: 0 0.2em;
         color: #000;
         border-radius: 3px;
     }

     .panel .result ul li .badge_1
     {
         background: #ACDBF4;
     }

     .panel .result ul li.current .badge_1
     {
         background: #97BFD7;
     }

     .panel .result ul li .badge_2
     {
         background: #ACF3C3;
     }

     .panel .result ul li.current .badge_2
     {
         background: #98D7AC;
     }

     .panel .result ul li .badge_3
     {
         background: #E0F3AC;
     }

     .panel .result ul li.current .badge_3
     {
         background: #C4D798;
     }

     .panel .result ul li .badge_4
     {
         background: #D7CA98;
     }

     .panel .result ul li.current .badge_4
     {
         background: #A6B0AC;
     }

     .panel .result ul li .badge_5
     {
         background: #F3C8AC;
     }

     .panel .result ul li.current .badge_5
     {
         background: #D7B198;
     }

     .panel .result ul li .badge_6
     {
         background: #F3ACC3;
     }

     .panel .result ul li.current .badge_6
     {
         background: #D798AB;
     }

 /* Results (end) */

 /* Tree (begin) */ /**/
     .panel .tree
     {
         background: white;
         position: relative;
         bottom: 0;
         left: 0;
         width: 100%;
         overflow-y: auto;
         overflow-x: hidden;
         z-index: 30;
     }

     .panel .tree ul:first-child
     {
         background: url(../i/tree_bg.svg);
         background-size: 1px 60px;
     }

     .panel .tree li
     {
         cursor: pointer;
         overflow: hidden;
         height: 30px;
         line-height: 100%;
         margin: 0;
     }

     .panel .tree li .content
     {
         padding-left: 18px;
         padding-top: 5px;
         height: 18px;
         overflow: hidden;
         position: relative;
     }

     .panel .tree li .icon
     {
         width: 10px;
         height: 9px;
         background: url(../i/arrow-down.svg);
         background-size: 10px;
         position: absolute;
         left: 1px;
         top: 8px;
         cursor: default;
     }

     .panel .tree li.closed .icon
     {
         background: url(../i/arrow-right.svg);
         background-size: 10px;
     }

     .panel .tree ul li h1
     {
         font-size: 13px;
         font-weight: normal;
         color: #000;
         margin-top: 0;
         margin-bottom: 2px;
         white-space: nowrap;
     }

     .panel .tree ul li p
     {
         font-size: 11px;
         color: #666;
         margin-bottom: 2px;
         white-space: nowrap;
     }

     .panel .tree ul li h1 i
     {
         color: #999;
         font-style: normal;
     }

     .panel .tree ul li.current h1 i
     {
         color: #CCC;
     }

     .panel .tree ul li.empty
     {
         cursor: text;
     }

     .panel .tree ul li.empty h1,
     .panel .tree ul li.empty p
     {
         color: #666;
         font-style: italic;
     }

     .panel .tree ul li.current
     {
         background: #B61D1D;
     }

     .panel .tree ul li.current .icon
     {
         background: url(../i/arrow-down-current.svg);
         background-size: 10px;
     }

     .panel .tree ul li.current.closed .icon
     {
         background: url(../i/arrow-right-current.svg);
         background-size: 10px;
     }

     .panel .tree ul li.current h1
     {
         color: #FFF;
     }

     .panel .tree ul li.current p
     {
         color: #CCC;
     }

     .panel .tree ul li.current.empty h1,
     .panel .tree ul li.current.empty p
     {
         color: #999;
     }

     .panel .tree ul li:hover
     {
         background: #d0d0d0;
     }

     .panel .tree ul li.current:hover
     {
         background: #B61D1D;
     }

     .panel .tree .stopper
     {
         display: none;
     }
 /* Tree (end) */ /**/

/* Panel (end) */