*, *::before, *::after {
	box-sizing: border-box;
}

img, picture, video, canvas, svg {
	max-width: 100%;
}

h1, h2, h3, h4 {
	text-wrap: balance;
}

:target {
	scroll-margin-block: 5ex;
}

body {
	margin: auto;
	padding: 1em;
	max-width: 800px;
	font-family: Helvetica, Arial, sans-serif;
	line-height: 1;
	min-height: 100vh;
}

nav {
	padding-bottom: 1rem;
}

.nav-title {
	font-weight: 400;
	letter-spacing: 0.03rem;
	font-size: 1.5rem;
	text-decoration: none;
	color: inherit;
}

footer {
	display: flex;
	gap: 0.75rem;
	justify-content: space-between;
	padding: 1rem 0;
}

footer a {
	flex: 1;
	text-decoration: none;
	text-align: center;
}


article {
	margin: 0 auto;
	hyphens: auto;
}

h1, h2, h3, p, blockquote, pre {
	margin: 0;
	padding: 0.5rem 0;
}

ul {
	margin-top: 0;
	margin-bottom: 0;
}

p, blockquote, ul, pre {
	line-height: 1.5;
}

blockquote {
	background: #f9f9f9;
	border-left: 5px solid #ccc;
	padding: 3px 1em 3px;
}

pre {
	border: 1px solid #333;
	overflow-x: auto;
	overflow-y: auto;
	padding: 0.5rem;
	margin: 0.25rem 0;
}

hr {
	border-style: dashed;
}

.image-row {
	text-align: center;
}

.image-row img {
	vertical-align: middle;
	display: inline-block;
	margin: 0.5rem 0.5rem 0.5rem;
}