html, body {
	height: 100%;
}
body {
	font-family: sans-serif;
	margin: 0;
	display: grid;
	grid-template-columns: max(300px, 20%) auto;
	background: #ccc;
}

h1, h2, h3, h4, h5, h6 {
	font-family: "Open Sans", sans-serif;
}
h1 a,
h2 a,
h3 a,
h4 a,
h5 a,
h6 a {
	color: inherit;
	text-decoration: none;
}
h1, h2 {
	font-weight: 400;
}
h1 {
	font-size: 2em;
}
h2 {
	font-size: 1.6em;
}

main article {
	max-width: 1800px;
	box-shadow: 0 0 20px #777;
	padding: 0 50px;
	margin: 0 auto;
	background: white;
	min-height: 100%;
	overflow: auto;
	font-size: 1.1em;
}

main article h1,
main article h2 {
	border-left: 5px solid mediumpurple;
	padding-left: 5px;
	margin-left: -10px;
}

header {
	/* sidebar */
	/*background: #6c4e7b;*/
	background: #333;
	z-index: 1;
}

nav a {
	color: white;
}
nav a {
	padding: 10px 0;
	display: block;
	width: 100%;
	text-align: center;
	text-decoration: none;
	font-size: 1.5em;
	transition: 0.2s all;
}
nav a:hover {
	background: #ffffff44;
}

#logo {
	object-fit: contain;
	display: block;
	width: min(100%, 150px);
	margin: 30px auto 80px auto;
}