Remove CSS assets from WooCommerce Blocks and Gutenberg Blocks

Instructions for Remove CSS assets from Gutenberg Blocks & WooCommerce Blocks

add_action( 'wp_enqueue_scripts', function() {

wp_dequeue_style( 'wp-block-library' );
wp_dequeue_style( 'wp-block-library-theme' );
wp_dequeue_style( 'wc-blocks-style' );

}, 100 ); 

1. Log into a staging or locally hosted clone of your site.
2. Install and activate Code Snippets plugin.
3. WP Admin > Snippets > Add New
4. Copy and paste the code from the section above.
5. Check to ensure formatting came over properly.
6. Customize the code as desired.
7. Add a title.
8. Select whether to run on front-end or back-end (or both).
9. Click “Save and Activate”.
10. Test your site to ensure it works.
11. Disable if any problems, or recover.
12. Repeat for live environment.