li
{
display:inline;
background-color:#ffff99;
width:100px;
margin:0px 5px;
padding:0px 5px;
border:1px solid #999;
text-align:center;
font-size:14px;
}

li.aktiv
{
background-color:#ff9610;
border-top:1px solid #999;
border-left:1px solid #999;
border-right:1px solid #999;
border-bottom:3px solid #ff9610;
}

#navigation
{
position:absolute;top:30px;
position:absolute;left:20px;
z-index:1;
}

#content
{
width:90%;
position:absolute;top:48px;
position:absolute;left:50px;
border:5px solid #999;
padding:10px;
z-index:0;
}