html, body {
    width: 100%;
    height: 100%;
      margin: 0px;
      padding: 0px;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  html {  
    flex-direction: column;
  }
  
  body {
    flex-direction: row;
    overflow: hidden;
      touch-action: none;
    background: black;
  }
  
  canvas {
    margin: auto;
    display: block;
  }
  
  * {
    -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;
  }