RapidWeaver Stacks add-on info:
If you know a little CSS you can style your content with the CSS on the fly Stack. Or you can test your CSS and use it to learn all the basics. Visit Codeacademy
for more info about how to write CSS & Html.
Click the button 'Show stacks settings' to see Page Inspector + Edit mode for the CSS on the fly Stack. At the bottom of this page you can see two examples: 1) Text (CSS on the Fly) and 2) Header Stack (Yourhead) – both styled with the CSS on the fly StackKeywords:
RapidWeaver, stacks, responsive, free stack.