body {
      height: 200vh;
      color: white;
      margin: 0;
      font-family: Arial, sans-serif;
    }

  #snow {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
  }

  .snow {
    position: absolute;
    top: -10px;
    background: white;
    border-radius: 50%;
    opacity: 0.8;
    animation-name: fall;
    animation-timing-function: linear;
  }

  @keyframes fall {
    to {
      transform: translate(var(--wind), 110vh);
    }
  }