body {
    margin: 0;
    height: 100vh;
    background: #bdc3c7;
}

#canvas {
  width: 100%;
  height: 100vh;
  display: block;
}

#loading {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 24px;
            color: rgb(146, 48, 150);
            display: none; /* Hidden by default */
}