When you are learning to be a Web designer, one the best places to go for help is the web itself. The following list will lead you to endless information, inspiration and education. 
The Yale Web Style Guide-it is amazingly great!
http://info.med.yale.edu/caim/manual/

Web Page Design for Designers by Joe Gillespie, an English designer. It is beautiful and most cordial. Great explanations and resources.
http://www.wpdfd.com/editorial/ The wpdfd.com editorial collection.

The Builder.com site is full of tools, comments and philosophy... http://builder.com/ 

The people who publish Wired Magazine have an online resource WebMonkey. This place has super tutorials on basics and cutting edge tricks. 
http://www.hotwired.com/webmonkey/ 

Try out http://www.hotwired.com/webmonkey/reference/ for a quick cheatsheet for HTML tags. 

World Wide Web Consortium is the standards organization for the web. 
http://www.w3.org/ 

The Adobe site is full of tips and support for their products.
http://www.adobe.com/studio/tipstechniques/webpagedesign.html 

A folksy tutorial site...very understandable. 
http://www.htmlgoodies.com/ 

http://www.webpagesthatsuck.com/ Say no more...

Lots of news, rumors and tutorials at Web Review
http://webreview.com/pub