html, body {
	margin: 0;
	padding: 0;
}

body {
	background: #181818;
	color: #ddd;
	font-family: monospace;
	font-size: 16px;
}

a {
	color: #ea4;
	text-decoration: none;
	display: block;
}

a:hover {
	text-decoration: underline;
}

header {
	background: #101010;
	border-right: 1px solid #202020;
	width: 180px;
	height: 100vh;
	padding: 12px;
	position: fixed;
	top: 0;
	left: 0;
	overflow-y: auto;
}

header h1 {
	margin: 0 0 16px;
	text-align: center;
}

header a {
	padding: 2px;
}

main {
	margin-left: 204px;
	padding: 12px;
}

@media (max-width: 700px) {
	header {
		position: static;
		width: auto;
		height: auto;
		border-right: 0;
		border-bottom: 1px solid #202020;
		text-align: center;
	}

	header h1 {
		margin: 0 0 8px;
	}

	header a {
		display: inline-block;
	}

	main {
		margin-left: 0;
	}
}