.header{
background:url(header_universitaetsseminar.jpg);
}

.content_head{
background:url(balken_b2b.jpg);
background-repeat:no-repeat;
height:64px;
}

a, ul.subnav li a:hover{
color:#087385;
}

ul.subnav li.active{
background:url(subnav_grad_active_kurse.jpg);
}