:root {
	--sprite-size: -128px;
}
@keyframes bgMovement {
	from{background-position: 0px 0px;}
	to{background-position: var(--sprite-size) var(--sprite-size);}
}
body {
  color: white;
	background-image: url(images/tilablebg128.png);
	animation: bgMovement 0.7s linear;
	animation-iteration-count: infinite;
}