.hero {
    height: 50vh;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('../img/quallip\ web\ banner.jpg') no-repeat center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    padding: 0 20px;
}
/* Book Store Section */
h2 {
    font-size: 2rem;
    color: #2C3E50;
    font-weight: bold;
}
.book-box {
    display: block;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
    padding: 15px;
    text-align: center;
    text-decoration: none;
    height: 490px; /* Increased height for more vertical space */
    width: 315px; /* Decreased width for narrower boxes */
}

.book-box:hover {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    transform: translateY(-5px);
}

.book-box img {
    width: 100%;
    height: 400px; /* Increased height for images */
    object-fit: cover; /* Ensure the image fits within the defined height */
    border-radius: 10px;
}

.book-box p {
    font-size: 1rem;
    color: #2C3E50;
    font-weight: 600;
    margin-top: 10px;
}

.book-box span {
    font-size: 1.1rem;
    color: #27ae60;
    font-weight: bold;
    margin-top: 5px;
}

.description {
    font-size: 0.9rem;
    color: #777;
    margin-top: 10px;
    font-weight: 400;
    padding: 10 10px;
    display: block;
}
.col {
    flex: 1 0 10%; /* Decreased width to 10% for narrower boxes */
    margin: 0; /* Removed margin around columns */
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0; /* Remove default padding */
}

@media (max-width: 1200px) {
    .col {
        flex: 1 0 12%; /* Adjust width to 12% on medium screens */
    }
}

@media (max-width: 992px) {
    .col {
        flex: 1 0 15%; /* Adjust width to 15% on smaller screens */
    }
}

@media (max-width: 768px) {
    .col {
        flex: 1 0 20%; /* Adjust width to 20% on mobile */
    }
}

@media (max-width: 576px) {
    .col {
        flex: 1 0 100%; /* Full width on very small screens */
    }
}