* {
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
	-moz-osx-font-smoothing: grayscale;
	-webkit-font-smoothing: antialiased;
	-webkit-tap-highlight-color: transparent;
	-webkit-touch-callout: none;
}


  body,html {
    margin:0;
    padding:0;
    width:100vw;
    height:100vh;
    overflow:hidden;
    background:transparent;
  }

  canvas {
    display:block;
    max-width: 100%;
    max-height: 100%;
    min-width: 100%;
    min-height: 100%;
    bottom: 0;
    left: 0;
    margin: auto;
    overflow: auto;
    position: fixed;
    right: 0;
    top: 0;
    object-fit: contain;
    background:transparent;
    box-shadow: 0 0 25px rgba(0,0,0,0.1);
  }