body
{
	margin: 0;
	background: silver;
}

.heading
{
	background: black;
	color: white;
	padding: 0.5em;
}

.nav
{
	background: #e9f0f6;
	border-right: 3px double silver;
}

.nav a
{
	display: block;
	padding: 5px 5px 5px 15px;
	text-decoration: none;
	color: #333;
	border: 2px outset silver;
}	

.nav a:hover
{
	text-decoration: underline;
	color: #00f;
}	

.content
{
	padding: 1em;
	background: white;
	color: black;
}

.footer
{
	padding: 1em;
	font-size: small;
	background: gray;
	color: white;
	text-align: center;
}