.bannerHalloween {
    background-image: url("https://www.nizacars.com/imgs/promo/promo_halloween_desktop_fr.png");
}

.bannerBlackMonth {
    background-image: url("https://www.nizacars.com/imgs/promo/black_month_desktop_fr.png");
}

.bannerBlackFriday {
    background-image: url("https://www.nizacars.com/imgs/promo/black_friday_desktop_fr.png");
}

@media(max-width:1200px) {
    .bannerHalloween {
        background-image: url("https://www.nizacars.com/imgs/promo/promo_halloween_tablet_fr.png");
    }

    .bannerBlackMonth {
        background-image: url("https://www.nizacars.com/imgs/promo/black_month_tablet_fr.png");
    }

    .bannerBlackFriday {
        background-image: url("https://www.nizacars.com/imgs/promo/black_friday_tablet_fr.png");
    }
}

@media(max-width:768px) {
    .bannerHalloween {
        background-image: url("https://www.nizacars.com/imgs/promo/promo_halloween_mobile_fr.png");
    }

    .bannerBlackMonth {
        background-image: url("https://www.nizacars.com/imgs/promo/black_month_mobile_fr.png");
    }

    .bannerBlackFriday {
        background-image: url("https://www.nizacars.com/imgs/promo/black_friday_mobile_fr.png");
    }
}