.gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    padding: 16px;
}

.gallery img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    border-radius: 8px;
}

/* tablet */
@media (max-width: 900px) {
    .gallery {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* mobile */
@media (max-width: 600px) {
    .gallery {
        grid-template-columns: 1fr;
    }
}