Change WooCommerce rating stars color

@bwath regarding to: https://wordpress.org/support/topic/change-star-color-with-css/

please see:

.star-rating span:before,
.star-rating::before,
p.stars a:hover:after, 
p.stars a:after {
    color: #ff0000 !important;
    letter-spacing: 1px; 
}

source: https://stackoverflow.com/questions/53317791/change-color-and-spacing-in-woocommerce-review-stars

Add it to the default CSS section in WP customizer