html {
	margin: 0;
	padding: 0;
	-webkit-text-size-adjust: none;
}
body {
	margin: 2rem auto;
	padding: 0 1rem;
	font-family: sans-serif;
	background:  white;
	color: black;
	max-width: 72ch;
	line-height: 1.5rem;
}
h1,h2,h3 {
	color: gray;
	margin-bottom: 1rem;
	margin-top: 1rem;
	font-weight: 300;
	line-height: 1.1;
}
h1 {
	margin-top: 4rem;
	font-size: 3rem;
}
h2 {
	margin-top: 3rem;
	font-size: 1.8rem;
}
h3 {
	margin-top: 2rem;
	font-size: 1.2rem;
}

ol, blockquote {
	padding-left: 1rem;
	margin-left: 1rem;
	margin-right: 0;
	padding-right: 0;
}
blockquote {
	border-left: 1px solid gray;
}
pre {
	white-space: pre-wrap;
	/*overflow-x: auto;*/
	padding: 1rem;
	line-height: 1.2;
	border: 1px solid lightgray;
	border-radius: 4px;
	font-family: monospace;
}
ol {
	list-style: decimal-leading-zero;
}
ol li {
	margin: 0.4rem 0;
}
ol li::marker {
	color: lightgray;
}
p {
	margin: 0.75rem 0;
}
main a {
	display: inline;
	position: relative;
	font-weight: bold;
	text-decoration: none;
	color: #8900ff;
}
main img, main video, main audio {
	display: block;
	margin: 1rem auto;
	max-width: 100%;
}
main video, main audio {
	width: 100%;
}
main video {
	border: 1px solid lightgray;
	aspect-ratio: 16 / 9;
}

header .back-link {
	display: inline-flex;
	align-items: center;
	color: inherit;
	text-decoration: none;
	gap: 0.5rem;
	line-height: 1;
}
footer {
	padding-top: 1rem;
	margin-top: 4rem;
	border-top: 1px dotted lightgray;
	text-align: center;
	font-size: 0.75rem;
	line-height: 1rem;
}
footer .lichen-plug {
	display: block;
	margin: 1rem auto;
	color: inherit;
	text-decoration: none;
}
footer p {
	margin: 0.2rem 0;
}
