html, body {
	width: 100%;
	margin: 0;  padding: 0;
	background: #222;
	color: white;
}

#main { display: block;  margin: 0.5em auto; }

h1 { margin-top: 0.25em; margin-bottom: 0.5em; }

.center { text-align: center; }

.content {
	width: 800px;
	margin-left: auto;
	margin-right: auto;
}