html {
	width: 100%;
	height: 100%;
	display: flex;
	justify-content: center;
	align-items: center;
	flex-direction: column;
  }
  
  body {
	background-color: '#000000';
	width: 100%;
	height: 100%;
	display: flex;
	justify-content: center;
	align-items: center;
	flex-direction: row;
	margin: 0;
	overflow: hidden;
  }
  
  canvas { max-width: 100%;
	   max-height: 100%;
	   bottom: 0;
	   left: 0;
	   margin: auto;
	   overflow: auto;
	   position: fixed;
	   right: 0;
	   top: 0;
	   -o-object-fit: contain;
	   object-fit: contain; }