body {
	margin: 0;
	background: #fafafa;
	color: #1f1f1f;
	font: 17px/1.6 system-ui, sans-serif;
}
main {
	max-width: 560px;
	margin: 12vh auto;
	padding: 0 24px;
}
h1 {
	font-size: 28px;
}
a {
	color: inherit;
}
nav {
	margin-top: 32px;
	font-size: 15px;
	color: #666;
}