#Ebene1 { position: absolute; z-index: 1; top: 0px; left: 0px; width: 105px; height: 515px; visibility: visible; display: block }
#Ebene2 { background-color: #a0b4ce; position: absolute; top: 515px; left: 0px; width: 105px; height: 100%; visibility: visible; display: block }
#EbeneZur { position: absolute; z-index: 3; top: 0px; left: 0px; width: 103px; height: 100px; visibility: visible; display: block }
#EbeneNavi { position: absolute; z-index: 10; top: 95px; left: 0px; width: 105px; height: 201px; visibility: visible; display: block }
#Ebene3 { position: absolute; z-index: 5; top: 69px; left: 27px; width: 49px; height: 19px; visibility: visible; display: block }