one thing I don't quite understand is the difference between classes and ids in css.can someone explain? detail please.

Well, after much resistance, I've taken the plunge and am trying to understand styles, CSS, Class vs. ID, Page layout/flow, etc.I've picked up the book "HTML for the WWW (w/ XHTML and CSS) 5th Ed ...

Understanding how browsers parse CSS and render websites is an important first step towards writing more efficient code. In this first piece on efficient CSS, we look at selectors, how the browser ...