@media (max-width: 767px) {
    .woocommerce ul.products[class*="columns-"] li.product {
        width: 100%;
        margin-right: 0;
    }

    .woocommerce table.shop_table_responsive tr td,
    .woocommerce-page table.shop_table_responsive tr td {
        text-align: left !important;
    }
}