Here's the full list of Writer's built-in style options, all can be adjusted - no code needed - in RapidWeaver's Styles panel (found within the Page Inspector).
Most Writer's options focus on text formatting for the large header banner, and main content / sidebar areas. For custom banner images, just drag and drop an image into the edit sidebar, then add a "page-feature" alt tag.
We offer an online manual for Writer, found at nickcatesdesign.com
Writer comes with 7 pre-built theme styles, this allows for instant style and formatting on any page. These pre-made styles are great for exploring various design directions at a glance.
Sample Project File
Everything you see on this Writer demo site you can download here
Having a beautiful working site example is a good way to learn how to built an effective site for yourself. While this is a free RapidWeaver project download * RapidWeaver and purchased copy of Writer to correctly view this file is required.