body {
	background-color: cccccc;
}

#allcontent{
	position: absolute;
	top: 50%;
	left: 50%;
	width: 780px;
	height: 600px;
	margin-top: -300px;
	margin-left: -390px;
	
}

* {
	font-family:Arial, Helvetica, sans-serif;
}