#center {
	position:absolute;
	top:50%;
	left:50%;
	width:960px;
	height:540px;
	margin-left:-480px;
	margin-top:-270px;
	background-position: 30px 0px;
	background-repeat: no-repeat;
	float: right;
	background-image: url(img/bf_index.jpg);
}