@media (max-width: 767px) {
    .elementor-widget-woocommerce-product-upsell ul.products,
    .elementor-widget-woocommerce-product-related ul.products {
        grid-template-columns: 1fr !important;
        columns: 1 !important;
        -webkit-columns: 1 !important;
        -moz-columns: 1 !important;
    }
    .elementor-widget-woocommerce-product-upsell ul.products li.product,
    .elementor-widget-woocommerce-product-related ul.products li.product {
        width: 100% !important;
        float: none !important;
    }
}