@media (max-width: 767px){
    .banner-gif-desk{
        display: none!important;
    }
    .banner-gif-mob{
        display: block;
    }

}

@media (min-width: 768px){
    .banner-gif-desk{
        display: block;
    }
    .banner-gif-mob{
        display: none!important;
    }

}