body #background {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: -1;
	overflow: hidden;
	transition: opacity 0.3s linear;
}

body #background video {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center;
}