* {
    margin: 0;
    padding: 0;
  }
  html, body {
    position: relative;
    width: 100vw;
    height: 100vh;
  }
  body {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    min-width: 1000px;
  }
  .light .clock-frame { 
    position: relative; 
    background: #f8f8f8;
    border: 5px solid #181818;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.45) inset;
  }
  .light .graduations {
    background: #666;
  }
  .light .hour-number {
    color: #181818;
  }
  .light .minutes,
  .light .hours {
    background: #181818;
  }
  .dark .clock-frame {
    position: relative; 
    background: #181818;
    border: 5px solid #181818;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.55) inset;
  }
  .dark .graduations {
    background: #aaa;
  }
  .dark .hour-number {
    color: #f2f2f2;
  }
  .dark .minutes,
  .dark .hours {
    background: #eee;
  }
  .light .clock-frame::before,
  .dark .clock-frame::before {
    content: "";
    width: 20px;
    height: 20px;
    background: #ccc;
    border-radius: 50%;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 2px 4px -1px black;
    z-index: 10;
  }