header {
	display: flex;
	align-items: center;
	justify-content: center;
	flex-direction: column;

	margin-top: 50px;
	padding: 2em 0;
	width: 100vw;
	height: 50vh;
	background-color: #002244;
	color: #fff;
}

header img {
	width: 30vh;
	height: 30vh;
}

main {
	margin-top: 0;
}

.info {
	text-align: center;
	padding: 1em 15vw;
	height: 20vh;
	margin-top: 0;
}

.essentials {
	margin: 1.8em 0;
	padding: .2em 0;
	list-style: none;
	display: flex;
	justify-content: center;
	align-items: center;
}

.essentials li {
	display: inline-block;
}

.essentials a {
	margin: 0 2em;
	height: 100%;
}

.essentials .join {
	padding: 1em;
	font-size: 1.2em;
}