Valid XHTML 1.0 Strict
Valid CSS!

References

Below is a list of the references used in researching and completing this task:

Antolovich, M., Atkinson, J., (2011). Authoring: hypermedia, formatting tools
Bathurst, NSW, Australia: Charles Sturt University
http://csusap.csu.edu.au/~klodge/JAtutorial/authoring-hypermedia-formatting-tools.htm
Griffiths, P., (2007). HTML Dog: The Best-Practice Guide to XHTML, CSS
Berkeley, CA, USA: New Riders
http://goo.gl/gdVbj
Griffiths, P., et.al. CSS Intermediate
http://htmldog.com/guides/
W3 Schools CSS tutorials
USA: Refsnes Data
http://www.w3schools.com/css/default.asp

Credits and information

Thank you to Kenneth Lodge, Michael Antolovich, and John Atkinson for the tutorial on XTHML and CSS. I also used the W3 markup validator at http://validator.w3.org/