body {
    font-family: Arial, sans-serif;
    display: flex;
    overflow: hidden;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #222;
    color: #fff;
    margin: 0;
  }
  #countdown {
    font-size: 2rem;
    text-align: center;
  }
  .time {
    font-weight: bold;
    color: #00d4ff;
    margin: 0 5px;
  }