html.body{margin:0;padding:0;width:100%;height:100%;}
body{text-align:center;background-color:#000;}
#lo,#st{position:absolute;}
#st{display:inline;margin:0;padding:0;height:0px;left:-1000px;top:-1000px;visibility:hidden;width:0px}
#lo{height:500px;width:900px;top:50%;margin-top:-200px;left:50%;margin-left:-450px;}