.catalog_fv{
    aspect-ratio: 1440 / 790;
}
@media screen and (max-width: 768px) {
    .catalog_fv{
        aspect-ratio: 390 / 270;
    }
    .visit_form_container {
        margin-right: calc(50% - 50vw)!important;
        margin-left: calc(50% - 50vw)!important;
        margin-bottom: 0!important;
        padding-right: 0!important;
        padding-left:  0!important;
        width: 100vw!important;
    }
    .th_footer{
        margin-top: 0!important;
    }
}