body {
	margin: 0px;
	background-color: #000;
	height:100%;
}
#horizon { 
	position: absolute;
	top: 50%;
	left: 0px;
	width: 100%;
	height: 1px;
	overflow: visible;
	visibility: visible;
	display: block;
}
#content {
	margin-left: -169px;
	position: absolute;
	top: -241px;
	left: 50%;
	width: 338px;
	height: 483px;
	visibility: visible;
}