Electro v2 - Integration with YITH WooCommerce Points and Rewards

functions.php

add_filter( 'yith_par_messages_class', 'ec_child_remove_messages_class' );

function ec_child_remove_messages_class( $classes ) {
    return array(
        'woocommerce-cart-notice',
        'woocommerce-cart-notice-minimum-amount',
        'alert alert-warning'
    );
}    

style.css

.ywpar_apply_discounts .form-row {
    margin-bottom: 0;
}