body { margin: 0; background: #fee1e1; overflow: hidden; }

canvas {
  background-color: #fee1e1;
  -webkit-user-drag: none;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  width: 100%;
  height: 600px;
}