* {
margin: 0;
padding: 0;
}
html, body { 
top: 0;
left: 0;
height: 100%;
width: 100%;
}
body {
	position: absolute;
	font-family: Verdana, Helvetica, Arial, sans-serif;
	font-size: 100.01%;
	background-color: #FFFFFF;
	overflow:hidden;
}
#background_back {
position: absolute;
background-repeat: no-repeat;
top:0px; 
width: 100%;
height: 100%;
z-index: 1;
}
#background_index {
	background-position: center center;
	height: 550px;
	position: absolute;
	top: 50%;
	left: 50%;
	width: 1000px;
	background-repeat: no-repeat;
	margin-top: -275px; /**//* Höhe durch zwei */
	margin-left: -500px; /**//* Breite durch zwei */
	color: #000;
	text-align: center;
	z-index: 600;
}
#bestaetigung {
	background-position: center center;
	height: 100%;
	position: absolute;
	top: 25%;
	width: 100%;
	background-repeat: no-repeat; /**//* Breite durch zwei */
	color: #000;
	text-align: center;
	z-index: 600;
}