*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    html, body {
      width: 100%; height: 100%;
      background: #000000;
      overflow: hidden;
    }

    #canvas-container {
      width: 100vw;
      height: 100vh;
    }

    canvas {
      display: block;
      width: 100% !important;
      height: 100% !important;
    }