These few resources should keep you very well informed if not busy.
There is a purpose and reason for doing things in a certain manner in Web Design.
That it can be done by anyone able to view source is undeniable. Knowing why the source is set just so in a distinct manner makes all the difference in the world .
Designers range from between one that monkeys what they see and the one that can monkey with what he sees. In either case, good luck in your own unique works.