body {
	background-color: white;
	font-family: sans-serif;
}

.wireframe section,
.wireframe nav,
.wireframe .menu {
	margin: 1em;
	background-color: whitesmoke;
	border: 1px solid gainsboro;
	font: small sans-serif;
	text-align: center;
	color: gray;
	margin: 1em;
}

.wireframe .menu {
	position: absolute;
	top: 0;
	right: 0;
	background-color: gainsboro;
	padding: 0.5em;
}

.wireframe nav { height: 10em;}

.wireframe h1 {
	font-weight: 100;
}

.wireframe {
	margin: 0;
	padding: 0;
}

.wireframe #book-title { height: 5em;}
.wireframe #synopsys { height: 30em;}
.wireframe #purchase { height: 20em;}
.wireframe #resources { height: 50em;}
.wireframe #errata { height: 40em;}