.banner {
    width: 100%;
    max-height: 100%;
}

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


@media (min-width:1000px) {
    .banner {
        width: 100%;
        min-height: 100%;
        flex-basis: 50%;
        flex-grow: 1;
        flex-shrink: 0;

    }

    .banner-img {
        object-fit: cover;
    }
}