html,body
	{
	height:100%;
	margin:0px;
	padding:0px;
	}
	
a:link, a:visited
	{
	color:#666666;
	text-decoration:none;
}

a:active, a:hover
{
  color:#999999;
  text-decoration:none;
}

.zentrum {
	position: absolute;
	left: 50%;
	top: 50%;
	width: 970px;
	height:687px;
 	margin-left: -485px;
	margin-top: -343px;
	z-index: 1;
	background-color: #FFFFFF;
}