html, body {
	width: 100%;
	height: 100%;
	margin: 0;
	padding: 0;
  }
  
  body {
	overflow: hidden;
	touch-action: none;
	background: #252525;
  }
  
  main {
	width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
  }
  
  canvas {
	width: auto !important;
	height: auto !important;
	max-width: 100% !important;
	max-height: 100% !important;
   /* box-shadow: 0px 0px 40px #000000;*/
  }