body {
	max-width: 40em;
	margin: 50px auto;
	color: #EEE;
	background-color: #444;
	font-family: sans-serif;
}

a {
	color: #7CB720;
	text-decoration: none;
}

a: hover {
	text-decoration: underline;
}

code {
	color: #7CB720;
}

img {
	max-width: 100%;
	max-height: 100%;
	margin: auto;
	display: block;
}

div.content {
	text-align: center;
}