html, body {
  margin: 0;
  padding: 0;
  
  background-color: rgb(255, 255, 255);

  /* leave it to hide the scrollbars */
  overflow: hidden;
  touch-action: none;
}

canvas {
  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;
}