* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    background: linear-gradient(to right, #ff7e5f, #feb47b);
    font-family: 'Arial', sans-serif;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
  }
  
  .container {
    background: rgba(0, 0, 0, 0.6);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  }
  
  h1 {
    font-size: 3em;
    margin-bottom: 20px;
    letter-spacing: 1px;
  }
  
  .countdown-display {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin: 20px 0;
  }
  
  .time {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 20px;
    font-size: 3em;
    font-weight: bold;
    min-width: 80px;
    transition: all 0.5s ease;
  }
  
  #days {
    background-color: #ffa07a;
  }
  
  #hours {
    background-color: #8a2be2;
  }
  
  #minutes {
    background-color: #32cd32;
  }
  
  #seconds {
    background-color: #ff6347;
  }
  
  #message {
    margin-top: 20px;
    font-size: 1.2em;
  }
  
  .time:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
  }
  
  .controls {
    margin-top: 20px;
  }
  
  button {
    background-color: #ff6347;
    border: none;
    padding: 10px 20px;
    color: white;
    font-size: 1.1em;
    cursor: pointer;
    border-radius: 5px;
    margin: 5px;
    transition: background-color 0.3s ease;
  }
  
  button:hover {
    background-color: #ff4500;
  }
  
  button:disabled {
    background-color: #aaa;
  }
  
  .modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
    padding-top: 50px;
  }
  
  .modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 20px;
    border-radius: 10px;
    width: 300px;
    text-align: center;
  }
  
  .modal input {
    padding: 10px;
    margin-top: 10px;
    font-size: 1.2em;
    width: 100%;
    border-radius: 5px;
    border: 1px solid #ccc;
  }
  
  .modal button {
    background-color: #32cd32;
    margin-top: 15px;
    font-size: 1.2em;
  }
  
  .modal button:hover {
    background-color: #28a745;
  }