verflow: hidden;
            display: block;
            image-rendering: optimizeSpeed;
            image-rendering: -moz-crisp-edges;
            image-rendering: -o-crisp-edges;
            image-rendering: -webkit-optimize-contrast;
            image-rendering: optimize-contrast;
            image-rendering: crisp-edges;
            image-rendering: pixelated;
            -ms-interpolation-mode: nearest-neighbor;
        }
    </style>
  </head>
  <body>
    <canvas class="game" id="canvas" oncontextmen