/* CSS layout */
#masthead {
	width: 900px;
	height: 50px;
	margin-top: 0px;
	margin-right: auto;
	margin-left: auto;
}
#top_nav {
	width: 900px;
	height: 372px;
	margin-top: 0px;
	margin-right: auto;
	margin-left: auto;
}
#page_content {
	width: 900px;
	height: 85px;
	margin-top: 10px;
	margin-right: auto;
	margin-left: auto;
}
#footer {
	width: 900px;
	height: 150px;
	margin-top: 10px;
	margin-right: auto;
	margin-left: auto;
}