html {
	margin: 0;
	padding: 0;
	-webkit-text-size-adjust: none;
}
body {
	margin: 2rem auto;
	padding: 0 1rem;
	font-family: sans-serif;
	color: #444444;
	max-width: 72ch;
	line-height: 1.5rem;
}
h1,h2,h3,a {
	color: #2a739a;
	margin-bottom: 1rem;
	margin-top: 1rem;
	font-weight: 300;
	line-height: 2.2rem;
}
h1 {
	margin-top: 4rem;
}
h2 {
	margin-top: 3rem;
}
h3 {
	text-transform: uppercase;
	color: #3b9e63;
	letter-spacing: 0.06rem;
	font-size: 0.9rem;
	line-height: 1rem;
}

ol, blockquote {
	padding-left: 1rem;
	margin-left: 1rem;
	margin-right: 0;
	padding-right: 0;
}
blockquote {
	border-left: 2px solid #3b9e63;
}
pre {
	overflow-x: auto;
	padding: 0.5rem;
	line-height: 1;
	border: 1px solid #3b9e63;
	border-radius: 2px;
	font-family: monospace;
}
ol {
	list-style: decimal-leading-zero;
}
ol li {
	margin: 0.4rem 0;
	color: #3b9e63;
}
ol li::marker {
	color: #3b9e63;
}
p {
	margin: 0.75rem 0;
}
main a {
	display: block;
	margin: 0.75rem 0;
	position: relative;
	padding-left: 2.25ch;
}
main a::before {
	content: '➞';
	color: #3b9e63;
	position: absolute;
	left: 0;
}
img {
	display: block;
	margin: 1rem auto;
	max-width: 100%;
}

footer {
	padding-top: 1rem;
	margin-top: 4rem;
	border-top: 1px solid #2a739a;
	text-align: center;
	font-size: 0.75rem;
	line-height: 1rem;
}
footer p {
	margin: 0.2rem 0;
}
footer a, footer strong {
	color: #2a739a;
}
footer i {
	color: #666;
}