html, body {
    margin: 0;
    padding: 0;
  }
  
  body {
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
  }
  
  canvas {
    box-shadow: 0px 0px 15px 0px rgba(0, 0, 0, 0.05);
  }