.popup_regions {
    padding: 34px 75px 35px 2px;
}

@media (max-width: 768px) {
    .popup_regions .items .items_block {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        flex-direction: column;
    }

    .popup_regions .items.only_city .cities .item {
        width: 100% !important;
    }
}