html,body {
	margin: 0;
	padding: 0;
	background-color: #FFF;
}
#container {
	background-color: #FFF;
	height: 600px;
	width: 800px;
	position:absolute;
	top: 50%;
	left: 50%;
	margin-top: -300px;
	margin-left: -400px;
}