body
{
width:400px;
margin:auto;
background-color:#fff;
}

ul#tabnav
{
font: bold 11px verdana, arial, sans-serif;
list-style-type: none;
padding-bottom: 24px;
border-bottom: 1px solid #6c6;
margin: 0;
}

ul#tabnav li
{
float: left;
height: 21px;
background-color: #cfc;
margin: 2px 2px 0 2px;
border: 1px solid #6c6;
}

ul#tabnav li.active
{
border-bottom: 1px solid #fff;
background-color: #fff;
}
#tabnav a
{
float: left;
display: block;
color: #666;
text-decoration: none;
padding: 4px;
}

#tabnav a:hover
{
background: #fff;
}