style.css

body {
	margin: 0;
	padding: 0;
	font-family: Roboto, Arial, sans-serif;
	min-height:100%;
	background: url("/img/back.jpg");
	background-position-x: center;
}
#header {
	width: 100%;
	background: purple;
	color: white;
	text-align: center;
}
#content {
	background: white;
	padding: 0 1em;
	max-width: 800px;
	margin: 0 auto;
	overflow: hidden;
}
#content img, #content svg {
	max-width: 100%;
}
#footer {
	width: 100%;
	height: 3em;
	background: black;
	color: white;
	font-size: 8pt;
	text-align: center;
	overflow: hidden;
}
#nav {
	list-style-type: none;
	background-color: darkslateblue;
	overflow: hidden;
	padding: 0;
	margin: 0;
}
#nav li {
	float: left;
	padding: 16px;
}
#nav a {
	color: white;
	font-size: 1.5em;
	text-decoration: none;
}
#nav li:hover {
	background-color: indigo;
	text-decoration: underline;
}