body {
	margin:0;
	  padding:0;
	  display:block;
	  width:100vw;
	  height:100vh;
	  overflow:hidden;
	background-color: black;
	object-fit: contain;
  }
  canvas {
	  max-width: 100%;
	  max-height: 100%;
	  bottom: 0;
	  left: 0;
	  margin: auto;
	  overflow: auto;
	  position: fixed;
	  right: 0;
	  top: 0;
	  object-fit: contain;
  }