style.css

    .btn {
      display:inline-block;
      background:none;
      margin:0;
      padding:3px 0;
      border-width:0;
      overflow:visible;
      font:100%/1.2 Arial,Sans-serif;
      text-decoration:none;
      color:#333;
      }
    * html button.btn {
      padding-bottom:1px;
      }
    /* Immediately below is a temporary hack to serve the 
       following margin values only to Gecko browsers
       Gecko browsers add an extra 3px of left/right 
       padding to button elements which can't be overriden.
       Thus, we use -3px of left/right margin to overcome this. */
    html:not([lang*=""]) button.btn {
      margin:0 -3px;
      }
    .btn span {
      background:#ddd url(http://stopdesign.com/eg/buttons/3.0/img/bg-button.gif) repeat-x 0 0;
      margin:0;
      padding:3px 0;
      border-left:1px solid #bbb;
      border-right:1px solid #aaa;
      }
    * html .btn span {
      padding-top:0;
      }
    .btn span span {
      position:relative;
      padding:3px .4em;
      border-width:0;
      border-top:1px solid #bbb;
      border-bottom:1px solid #aaa;
      }
      
     ul {
     	margin: 0;
     	padding: 0;
     	list-style-type: none;
     	}
     	
     ul li {
     	width: 50%;
     	float: left;
     	margin: 0;
     	padding: 0;
     	}
     	
     #powered {
     	width: 100%;
     	float: left;
     	clear: both;
     	margin: 10px 0;
     	padding: 12px 0;
     	border-top: 1px #ccc dotted;     	
     	}