h1 {
	text-align: center;
}

div.instructions {
	justify-content: center;
	margin-bottom: 30px;
}

div.instructions table {
	margin: auto;
}

div.instructions table, tr, th, td {
	text-align: center;
	border: 1px solid black;
	margin-bottom: 20px;
}

div.embed {
	padding-bottom: 20px;
}

div.embed iframe {
	margin: auto;
	display: block;
}

img.two-cycle {
	max-width: 150px;
}

img.three-cycle {
	max-width: 200px;
}

img.long-chain {
	max-width: 250px;
}

img.short-chain {
	max-width: 200px;
}

div.inner-row {
	margin-bottom: 20px;
}

div#pairexample {
	width: 180px;
	margin: auto;
}

div.konvajs-content {
	margin: auto;
}

div.lower-nav {
	padding-left: 15px;
	padding-bottom: 15px;
	padding-right: 15px;
	margin-top: -20px;
	overflow: auto;
}

div.lower-nav a {
	font-size: xx-large;
	font-weight: bold;
	text-decoration: underline;
}

div.lower-nav.next {
	text-align: right;
	padding-right: 15px;
}

div.lower-nav.middle {
	text-align: center;
}

a.nav-link.active {
	font-weight: bold;
	text-decoration: unset;
}

a.nav-link {
	text-decoration: underline;
}

div.footer p {
	margin-bottom: 0px;
}

img.logo {
	max-height: 75px;
}