WP File Manager

Name	Action
..
block.json	Edit
style-rtl.css	Edit
style-rtl.min.css	Edit
style.css	Edit
style.min.css	Edit

Editing: style.min.css

.wp-block-post-terms{box-sizing:border-box}.wp-block-post-terms .wp-block-post-terms__separator{white-space:pre-wrap}