body {
	margin: 0;
	height: 100%;
	background: #fbfbfb;

	background-size: 100% 100%;
}

.center {
	margin: 0;
	position: absolute;
	top: 50%;
	left: 50%;
	-ms-transform: translate(-50%, -50%);
	transform: translate(-50%, -50%);
}

.contain {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: contain;
}

.stretch {
	display: block;
	width: 100%;
	height: 100%;
}

.cover {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

@media (prefers-color-scheme: dark) {
	body {
		margin: 0;
		height: 100%;
		background: #ffffff;

		background-size: 100% 100%;
	}
}