HTML (Hypertext Markup Language) is a text-based approach to describing how content contained within an HTML file is structured. This markup tells a web browser how to display text, images and other ...

Semantic Checker is a new and still experimental Firefox addon (download it here) highlighting semantic elements in the web page you are currently viewing. The tool should be used for on-page analysis ...

To use positioning on an element, you must first declare its position property to be absolute or relative: H1 { position: absolute } Then you can add whatever ...

The W3C won't finalize the latest iteration of HTML until 2014, but there are plenty of reasons, from better video to cleaner code to improved user interaction, to incorporate HTML5 into current Web ...