.backgroundDiv
{
	position: absolute;
	width: 1102px;
	height: 702px;
	left: 50%;
	top: 50%;
	margin-left: -551px;
	margin-top: -351px;
}
.contentDiv
{
	position: absolute;
	width: 1102px;
	height: 702px;
	left: 50%;
	top: 50%;
	margin-left: -500px;
	margin-top: -300px;
}