.gallery {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: repeat(8, 5vw);
    grid-gap: 15px;
}

.gallery__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery__item--1 {
    grid-column-start: 1;
    grid-column-end: 3;
    grid-row-start: 2;
    grid-row-end: 8;
}

.gallery__item--2 {
    grid-column-start: 3;
    grid-column-end: 5;
    grid-row-start: 2;
    grid-row-end: 6;
}

.gallery__item--3 {
    grid-column-start: 5;
    grid-column-end: 9;
    grid-row-start: 1;
    grid-row-end: 6;
}