.bs-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.bs-container section {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.bs-shelf-image {
    width: 200px;
    position: relative;
    transition: transform 0.3s ease;
}

.bs-shelf-image:hover {
    transform: scale(1.05);
}

.bs-shelf-image img {
    width: 100%;
    height: auto;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.bs-textbox {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 8px;
    text-align: center;
}

.bs-textbox p {
    margin: 0;
    font-size: 14px;
}

._PDFF_link {
    display: block;
    text-decoration: none;
    color: inherit;
}

@media (max-width: 768px) {
    .bs-shelf-image {
        width: 150px;
    }
}