nav {
	display: block;
	background: #eee;
	width: 140px;
	position: fixed;
	top: 0;
	left: 0;
	height: 100%;
	z-index: 2;
	box-shadow: 0 0 3px 1px rgba(0, 0, 0, .5);
}

nav header {
	padding: .5em;
	padding-top: 0;
	margin-bottom: 1em;
	text-align: center;
}

body nav,
nav h1,
nav h2 {
	font-size: 10pt;
	line-height: normal;
	font-weight: normal;
}

nav h1 {
	font-size: 3em;
	margin: 0;
}

nav .current {
	background: #ccc;
}

nav a {
	color: inherit;
	display: block;
	transition: background .2s;
	-webkit-transition: background .2s;
	-moz-transition: background .2s;
	-ms-transition: background .2s;
	-o-transition: background .2s;
}

nav > a {
	padding: .5em;
}

nav a:hover {
	text-decoration: none;
}

nav h2 {
	padding: .5em;
	font-size: 1.5em;
	margin-top: 1.1em;
}