.bandeau {
    display: none;
}

@media screen and (min-width: 981px), (orientation: landscape) {
    .bandeau {
        display: block;
        position: relative;
        aspect-ratio: 4 / 1;
        width: 75%;
        overflow: hidden;
    }

    .bandeau img {
        position: absolute;
        width: 100%;
        height: 100%;
        transform: translateX(100%);
    }
}