* {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      font-family: 'Segoe UI', sans-serif;
      background-color: black;
      background-size: cover;
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      height: 100vh;
      text-align: center;
      position: relative;
    }

    /* Background overlay */
    body::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      height: 100%;
      width: 100%;
      background: rgba(0, 0, 0, 0.5);
      z-index: 0;
    }

    .container {
      position: relative;
      z-index: 1;
      max-width: 600px;
      padding: 20px;
    }

    h1 {
      font-size: 3rem;
      margin-bottom: 10px;
    }

    p {
      font-size: 1.2rem;
      margin-bottom: 30px;
    }

    #countdown {
      display: flex;
      justify-content: space-between;
      gap: 15px;
      font-size: 2rem;
      flex-wrap: wrap;
    }

    #countdown div {
      background-color: rgba(255, 255, 255, 0.1);
      padding: 20px;
      border-radius: 10px;
      flex: 1 1 100px;
      min-width: 80px;
    }

    #countdown span {
      display: block;
      font-size: 2.5rem;
      font-weight: bold;
    }

    #countdown small {
      display: block;
      margin-top: 5px;
      font-size: 0.9rem;
      color: #ddd;
    }