html - How do I remove the bottom border of my selected tab -


how can current html/css coding modified such that, once tab selection has been made, bottom border removed?

here's presently looks like: enter image description here

here desired outcome: enter image description here

here code:

<!doctype html> <html>   <head>     <title>javascript tabs example</title>      <style type="text/css">         ul#tabs { list-style-type: none; margin: 30px 0 0 0; padding: 0 0 0.3em 0; }         ul#tabs li { display: inline; }         ul#tabs li { color: #42454a; background-color: #dedbde; border: 1px solid #c9c3ba; border-bottom: none; padding: 0.3em; text-decoration: none; }         ul#tabs li a:hover { background-color: #f1f0ee; }         ul#tabs li a.selected { color: #000; background-color: #fff; font-weight: bold; }          div.tabcontent { border: 1px solid #c9c3ba; padding: 0.5em; background-color: #fff; }         div.tabcontent.hide { display: none; }         #file_content {         width: 100%;         border: 1px solid red;       }       #file_content td {         padding: 5px;        }       </style>      <script type="text/javascript">      var tablinks = new array();     var contentdivs = new array();      function init() {        // grab tab links , content divs page       var tablistitems = document.getelementbyid('tabs').childnodes;       ( var = 0; < tablistitems.length; i++ ) {         if ( tablistitems[i].nodename == "li" ) {           var tablink = getfirstchildwithtagname( tablistitems[i], 'a' );           var id = gethash( tablink.getattribute('href') );           tablinks[id] = tablink;           contentdivs[id] = document.getelementbyid( id );         }       }        // assign onclick events tab links, ,       // highlight first tab       var = 0;        ( var id in tablinks ) {         tablinks[id].onclick = showtab;         tablinks[id].onfocus = function() { this.blur() };         if ( == 0 ) tablinks[id].classname = 'selected';         i++;       }        // hide content divs except first       var = 0;        ( var id in contentdivs ) {         if ( != 0 ) contentdivs[id].classname = 'tabcontent hide';         i++;       }     }      function showtab() {       var selectedid = gethash( this.getattribute('href') );        // highlight selected tab, , dim others.       // show selected content div, , hide others.       ( var id in contentdivs ) {         if ( id == selectedid ) {           tablinks[id].classname = 'selected';           contentdivs[id].classname = 'tabcontent';         } else {           tablinks[id].classname = '';           contentdivs[id].classname = 'tabcontent hide';         }       }        // stop browser following link       return false;     }      function getfirstchildwithtagname( element, tagname ) {       ( var = 0; < element.childnodes.length; i++ ) {         if ( element.childnodes[i].nodename == tagname ) return element.childnodes[i];       }     }      function gethash( url ) {       var hashpos = url.lastindexof ( '#' );       return url.substring( hashpos + 1 );     }      window.onload = function() {         init()     }      </script>   </head>   <body>                 <table id="file_content" cellspacing="0" cellpadding="0">             <tr><td>file content</td></tr>             <tr>                 <td>                     <ul id="tabs">                         <li><a href="#about">about javascript tabs</a></li>                         <li><a href="#advantages">advantages of tabs</a></li>                         <li><a href="#usage">using tabs</a></li>                     </ul>                      <div class="tabcontent" id="about">                       <h2>about javascript tabs</h2>                       <div>                         <p>javascript tabs partition web page content tabbed sections. 1 section @ time visible.</p>                         <p>the code written in such way page degrades gracefully in browsers don't support javascript or css.</p>                       </div>                     </div>                      <div class="tabcontent" id="advantages">                       <h2>advantages of tabs</h2>                       <div>                         <p>javascript tabs great if web page contains large amount of content.</p>                         <p>they're things multi-step web forms.</p>                       </div>                     </div>                      <div class="tabcontent" id="usage">                       <h2>using tabs</h2>                       <div>                         <p>click tab view tab's content. using tabs couldn't easier!</p>                       </div>                     </div>                  </td>             </tr>             <tr>                 <td></td>             </tr>         </table>    </body> </html>

enter image description here

you add border-bottom selected tab cover gray line follows:

ul#tabs li a.selected {     color: #000;     background-color: #fff;     font-weight: bold;     border-bottom: 2px solid #fff; }

working demo.


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