* {
	padding: 0;
	margin: 0;
}

body {
	background-color: #f3f3f3;
}

#container {
	position: absolute;
	top: 50%;
	left: 50%;
	width: 1px;
	height: 1px;
	display: inline;
}

#center {
	position: absolute;
	top: -300px;
	left: -450px;
	width: 900px;
	height: 506px;
}