Introduction and Overview
Position: Static, Relative, Absolute, and Float
Tips on Positioning
Bugs?
Further Reading & Conclusion
CSS2 Specification
W3C.Org - The most widely supported CSS spec, yet not completely supported by any browser that I am aware of.
www.w3.org/TR/CSS2
Layout Reservoir
Blue Robot
www.bluerobot.com/web/layouts
Floatutorial
Want more info on using floats? Takes you through the basics of floating elements such as images, drop caps, next and back buttons, image galleries, inline lists and multi-column layouts.
http://css.maxdesign.com.au/floatutorial
Flexible Layouts with CSS Positioning
Dug Falby, AListApart - Uses relative and absolute positioning, yet is still "liquid" or flexible.
www.alistapart.com/articles/flexiblelayouts
Position Is Everything
CSS Layout Bugs and Workarounds
www.positioniseverything.net
CSS Edge
MeyerWeb - Demos on various neato ways to design with CSS. Be sure and check out "Box Punch".
www.meyerweb.com/eric/css/edge
Selectorial
Max Design - Information and tutorials on selectors and how to use them.
http://css.maxdesign.com.au/selectutorial
CSS Zen Garden
Get inspired by the possibilities.
www.csszengarden.com
Conclusion
If it hasn't really sunk in yet, don't despair. I've provided enough information to get you started, and I am certain there is a lot more to be found through a Google search.
I'll be kicking around the forums, so feel free to ask questions or make suggestions on how to make this tutorial better.
Accuracy for this tutorial was checked by comparison of the W3C CSS2 specification (see links above).
Mary
Mary is an active member of the Christian-Web-Masters.Com forums. You can find her there to bug her about anything. Alternately, you can visit her website, and check out some other tutorials and free goodies.