body {
      margin: 0;
      font-family: Arial, sans-serif;
      background: #f3f4f6;
      color: #111;
    }

    section {
      display: flex;
      justify-content: center;
      align-items: center;
      padding: 50px 20px;
    }

    .banner {
      position: relative;
      width: 100%;
      max-width: 900px;
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 8px 20px rgba(0,0,0,0.4);
    }

    .banner img {
      width: 100%;
      height: auto;
      display: block;
      filter: brightness(0.9);
    }

    .overlay {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: 20px;
      background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
      color: #fff;
    }

    .overlay h2 {
      margin: 0;
      font-size: 2rem;
      font-weight: bold;
    }

    .overlay p {
      margin: 5px 0 15px;
      font-size: 1.2rem;
    }

    .btn {
      display: inline-block;
      padding: 12px 24px;
      background: #ffcc00;
      color: #000;
      font-size: 1rem;
      font-weight: bold;
      text-decoration: none;
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0,0,0,0.3);
      transition: transform 0.2s ease, background 0.2s ease;
    }

    .btn:hover {
      background: #ffdb4d;
      transform: scale(1.05);
    }