li #home a	{width:134px; height:71px; background: url(../images/home.jpg) no-repeat; float:left;}
li #home a:hover	{background-position:center -71px;}
li #produkte a	{width:162px; height:71px; background: url(../images/produkte.jpg) no-repeat;float:left;}
li #produkte a:hover	{background-position:center -71px;}
li #referenzen a	{width:187px; height:71px; background: url(../images/referenzen.jpg) no-repeat;float:left;}
li #referenzen a:hover	{background-position:center -71px;}
li #projekte a	{width:151px; height:71px; background: url(../images/projekte.jpg) no-repeat;float:left;}
li #projekte a:hover	{background-position:center -71px;}
li #kontakt a	{width:144px; height:71px; background: url(../images/kontakt.jpg) no-repeat;float:left;}
li #kontakt a:hover	{background-position:center -71px;}
ul a	{color:red; text-decoration:none;}
ul a:hover	{text-decoration:underline;}

ul {padding: 0; margin: 0; list-style: none;}
ul ul li	{width:150px; height:30px; background-color:black; opacity: 0.80; -moz-opacity: 0.80; filter: alpha(opacity=80);}
li {float: left; position: relative;}
li ul {display: none; position: absolute; top: 0; left: 0;}
li>ul {top: 71px;left: 1em;}
li:hover ul, li.over ul {display: block; font-weight:bold;}