Whether hand-coded or created by a visual editor, static or dynamic, most Web pages rely on HTML. The more you know about this language and its companion technologies, XHTML and CSS, the more flexible, creative, and effective your Web site will be. This all-new reference covers the latest updates and dramatic improvements in all three. You'll learn which tools help you achieve specific results, how CSS enables consistent formatting, the most efficient way to code and use HTML, and so much more.