.ebene0 {
	position: absolute;
	z-index: 1;
	left: 0px;
	top: 0px;
	right: 0px;
	bottom: 0px;

}
.ebene1 {
	z-index: 2;
	top: 0px;
	right: 0px;
	bottom: 0px;
	left: 0px;
	position: absolute;



}
.ebene2 {
	z-index: 3;
	top: 0px;
	right: 0px;
	bottom: 0px;
	position: absolute;
	left: 2.5%;

}
.ebene3 {
	position: absolute;
	z-index: 4;
	left: 0px;
	top: 0px;
	right: 0px;
	bottom: 0px;
}