#frontstage { visibility: visible; position: absolute; top: 0; left: 16px; width: 112px; height: 112px }
#bild13 { visibility: visible; position: absolute; z-index: 1; top: 256px; left: 200px; width: 250px; height: 366px }
#bild1 { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild2 { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild3 { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild4 { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild5 { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild6  { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild7  { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild8  { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild9  { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild10  { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild11  { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild12  { background-color: #000; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild14  { background-color: black; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild15  { background-color: black; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild16  { background-color: black; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }
#bild17  { background-color: black; visibility: hidden; position: absolute; z-index: 2; top: 256px; left: 200px; width: 250px; height: 366px }