.countdown {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
  

  }
  
  .timer {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 3rem;
    background-color:lightskyblue;
    box-shadow: 2px 2px 15px black;
  }
  
  .timer span {
    margin: 0 1rem;
    color: white;
  }