@keyframes pulse {
	from {
		height: 45px;
	}
	to {
		height: 48px;
	}
}

html {
	height: 100%;
}

body {
	background-color: #333333;
	min-height: 100%;
}

#content {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	display: flex;
	justify-content: center;
	align-items: center;
	height: 100%;
}

#banner {
	animation-name: pulse;
	animation-duration: 0.35s;
	animation-iteration-count: infinite;
	animation-timing-function: ease;
	animation-direction: alternate;
}