body {
	display: flex;
	flex-direction: column;
	max-width: 750px;
	margin: auto;
	background: black;
	color: lime;
	border: solid 2px;
	padding: 20px;
}

a {
	color: orange;
}
a:visited {
	color: chocolate;
}

h1,h2,h3 {
	border-bottom: dashed 1px;
}

p {
	margin: 1em 0em 1em;
}

pre {
	border: solid 2px;
	padding: 20px;
}

ul {
	margin: initial;
}