If you are new to web design, blogging, and WordPress, I recommend that you take some time to learn about WordPress via the resources listed below.
Resources:
1. What is a Blog:
http://codex.wordpress.org/Introduction_to_Blogging
2. WordPress First Steps:
http://codex.wordpress.org/First_Steps_With_WordPress
3. WordPress Lessons:
http://codex.wordpress.org/WordPress_Lessons
4. WordPress TV – How To:
http://wordpress.tv/category/how-to/
5. WordPress For Dummies book (great for complete Newbies):
http://www.amazon.com/gp/product/0470402962?ie=UTF8&tag=wein-20&linkCode=as2&camp=1789&creative=9325&creativeAS IN=0470402962
6. CSS Tutorial:
http://www.w3schools.com/Css/default.asp
7. Additional Video Resources
Easy to Follow Video Tutorials.
I also recommend the Lynda.com tutorials.