.bookshelf-online-banner-container {
    padding: 16px 0;
}

.bookshelf-online-banner-wrapper {
    display: flex;
    gap: 16px;
    margin: 0 auto;
    justify-content: center;
}

.bookshelf-online-banner-container a:hover {
	filter: brightness(1.2) drop-shadow(0 0 10px rgba(255, 255, 255, 0.5));
}

.bookshelf-banner-item {
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.bookshelf-banner-img {
    width: 100%;
    height: auto;
    display: block;
}

/* Responsive */
@media (max-width: 992px) {
    .bookshelf-online-banner-wrapper {
        flex-direction: column;
    }

    .bookshelf-banner-item {
        max-width: 100%;
        min-width: auto;
    }
}

@media (max-width: 780px) {
    .bookshelf-online-banner-container {
        padding: 8px 16px;
    }
}