header > * {
	margin: 0 auto;
}

nav > ul {
	padding-left: 0;
	margin: 0;
}

nav > ul > li {
	display: inline;
}

body {
	padding: 2em;
	margin: 0 auto;
	max-width: 66ch;
}

article > header > p {
	margin-bottom: 1.5em;
}

pre > code {
	display: block;
	overflow-x: scroll;
	padding: 1.5em;
}