.book-row {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      gap: 20px;
      padding: 30px;
      flex-wrap: wrap;
    }

    .book {
      flex: 1;
      max-width: 180px;
      text-align: center;
      background: #ffffff;
      padding: 15px;
      border-radius: 10px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .book:hover {
      transform: translateY(-8px);
      box-shadow: 0 10px 20px rgba(0, 123, 255, 0.2);
    }

    .book img {
      width: 100%;
      height: auto;
      border-radius: 6px;
      border: 1px solid #ddd;
    }

    .btn {
      display: block;
      margin: 10px auto 5px auto;
      padding: 8px 12px;
      background-color: #007BFF;
      color: white;
      text-decoration: none;
      font-size: 14px;
      border-radius: 6px;
      transition: background-color 0.3s ease;
    }

    .btn:hover {
      background-color: #0056b3;
    }

    @media (max-width: 768px) {
      .book-row {
        justify-content: center;
      }

      .book {
        flex: 0 0 45%;
        margin-bottom: 20px;
      }
    }

    @media (max-width: 480px) {
      .book {
        flex: 0 0 100%;
      }
    }