HTML, XHTML, and CSS Resource Sites
Part of the HTML, XHTML & CSS For Dummies Cheat Sheet
There's no shortage of good HTML resources online, but some are simply so superlative that you'll want to check them all out. The following sites provide help on HTML, XHTML, and CSS, as well as Web graphics and design:
The World Wide Web Consortium is not just the fountain whence HTML, XML, XHTML, CSS, and a whole lot more springs, it's also a great source of information, tutorials, and tools.
The Web Design Group has the motto "Making the Web accessible to all," but they've also got great references and tools, as well as help forums, FAQs galore, and some great design guides and color code info.
W3 Schools has lots of free and useful stuff — including HTML and XML tutorials that cover the basics of markup, plus CSS, tons of XML applications, numerous scripting languages for client- and server-side scripts, and a whole lot more.
A List Apart Magazine has great content (and ideas for aspiring Web designers and developers) to share. Lots of full-time, professional developers, designers, architects, and project managers are active on this site.
WebDesignerDepot is a Web design site that seeks out and describes new and different graphic design techniques. Additionally, it provides great examples and best practices for Web and graphics design.
Smashing Magazine aims its coverage squarely at Web designers and developers. It seeks to keep them abreast of the latest trends, tools, and techniques related to their design and development interests.
The Web Developer's Virtual Library is a treasure trove of information, tutorials, and tools coverage, with Web design and programming techniques.