A. For all styles that are not available in the branding wizard you need to create a text file rule and reference the text file rule in the harness rule

B. Branding wizard creates the skin rule which is nothing but a collection of Text file rules

C. You will import the CSS files in the quick create step of the branding wizard to create all the styles

D. After the skin rule is created using the branding wizard you have to manually reference the skin rule on all end user portals and in developer preferences to see the changes