/* Reclaims the theme's fixed col-md-3 width; basis auto, not 0, or the input collapses. */
.advanced_search_shortcode .wpestate_location,
.advanced_search_shortcode .wpestate_location_2 {
    flex: 1 1 auto;
    max-width: none;
}

.advanced_search_shortcode .submit {
    flex: 0 0 auto;
    max-width: none;
    width: auto;
}

.advanced_search_shortcode .wpestate_location .form-control {
    width: 100%;
}

@media (max-width: 767px) {
    .advanced_search_shortcode .wpestate_location,
    .advanced_search_shortcode .wpestate_location_2,
    .advanced_search_shortcode .submit {
        flex: 0 0 100%;
        max-width: 100%;
        width: 100%;
    }
}