body {
	font-family: sans-serif;
	font-size: 1.5em;
}

html,body {
	width: 100%;
}

h1 {
	font-size: 180pt;
	line-height: 0.2em;
}

h2 {
	font-size: 36pt;
	line-height: 0.2em;
}

h3 {
	font-size: 3em;
	padding: 0.1em;
	color: #fff;
	background-color: #000;
}

nav {
	width: 100%;
	position: fixed;
	top: 0;
	left: 0;
}

nav ul {
	padding: 0;
	list-style-type: none;
	display: grid;
	grid-template-columns: repeat(6, 1fr);
	grid-template-rows: repeat(1, 1fr);
	gap: 0px;
}

nav ul li {
	display: inline-block;
	text-align: center;
}

header,main {
	padding: 1em;
}

section {
	border-top: 0.2em solid #000;
}