body { margin: 0; padding: 0; background: #fff; color: #000; font-family: Arial, Helvetica, sans-serif; text-align: center; }
#preload { position: absolute; top: -1000px; left: -1000px; visibility: hidden; }
#casa { position: absolute; top: -2000px; left: -2000px; visibility: hidden; }
#wrapper { position: absolute; top: 50%; left: 50%; margin: -295px 0 0 -500px; padding: 0; width: 1000px; height: 590px; }