* { -moz-box-sizing:border-box; -webkit-box-sizing:border-box; box-sizing:border-box; *behavior:url(boxsizing.htc); }
html, body { 
	margin:0;
	padding:0;
	background:#FFF;
	
}
.box { 
}

.main {
	position:relative;
	width: 100%;
	text-align:left;
}
.content {  	
	position:absolute;
	width: 840px;
	height: 750px;
	top:50%;
	left:50%;
	margin-top: -375px;
	margin-left: -420px;
}