style.css
/*
Theme Name: Produktiva Child
Theme URI: https://bricksbuilder.io/
Author: Bricks
Author URI: https://bricksbuilder.io/
Description: Visual website builder for WordPress.
Template: bricks
Version: 1.4
License: GPLv2
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: bricks
*/
.woocommerce-checkout .checkout_coupon.woocommerce-form-coupon {
    display: block !important;
}