html {
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.7)),
    url('https://images.unsplash.com/photo-1507525428034-b723cf961d3e');    font-family: sans-serif;
    text-align: center;
    font-size: 10px;
    color: white;
  }

  body {
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
  }

  .clock {
    width: 30rem;
    height: 30rem;
    border: 15px solid white;
    border-radius: 50%;
    position: relative;
    padding: 2rem;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
  }

  .clock-face {
    position: relative;
    width: 100%;
    height: 100%;
    transform: translateY(-3px);
  }

  .hand {
    width: 50%;
    height: 5px;
    background: white;
    position: absolute;
    top: 50%;
    transform-origin: 100%;
    transform: rotate(90deg);
    transition: all 0.05s;
  }

  .second-hand {
    background: red;
    height: 3px;
  }

  .digital {
    margin-top: 30px;
    font-size: 4rem;
    letter-spacing: 3px;
  }