CSS Semantic Markup and Planning

Guide to Semantic Markup
http://www.blue-anvil.com/archives/guide-to-semantic-mark-up
Click this link for a quick, no-nonsense guide to semantic markup.

Semantics, HTML, XHTML, and Structure
http://brainstormsandraves.com/articles/semantics/structure/
Here's another page that provides a good overview of semantic markup and using the right tags in the right places.

Lorem Ipsum
http://en.wikipedia.org/wiki/Lorem_ipsum
This is Wikipedia's encyclopedic description of the history and purpose of Lorem ipsum text.

CSS Reference
http://www.javascriptkit.com/dhtmltutors/cssreference.shtml
Here's a very brief CSS Properties reference that has an Inherited column that tells whether or not the style is inherited by descendant elements in the document tree.

CSS Properties
http://comptechdoc.org/independent/web/html/guide/htmlcssprop.html
Here you'll find another brief CSS Properties reference that tells you which properties are inherited and which aren't.

CSS: Use Descendant Selectors
http://www.websiteoptimization.com/speed/tweak/descendant/
Click this link for tips on making the most of descendant selectors in your style rules.

Defining and Using Descendant Selectors
http://www.adobe.com/devnet/dreamweaver/articles/css_best_practices_pt6.html
This page covers creating and using descendant selectors in Dreamweaver.

Descendant Selectors
http://www.westciv.com/style_master/academy/css_tutorial/selectors/descendant_selectors.html
More useful information on using descendant selectors in your Web designs.

CSS: Group Selectors and Declarations
http://www.websiteoptimization.com/speed/tweak/grouping/
This site gives information on using multiple selectors in a style rule.