Support does not mean that everybody gets the same thing.
Archive for HTML and XHTML Topic
Since the CSS specification itself is inadequate to handle the complexities and specific requirements of styling images, SVG includes a number of style extensions.
Regardless of where they appear, string values in CSS behave in a similar way. The most important thing to remember about them is that they are not HTML.
Since microformats typically don’t try to solve specific cases for niche fields, RDFa picks up where microformats leave off by adding an open-ended mechanism for extending the semantics of markup without limitations from the host markup language itself.
One of the amazing things about the development of web technologies is that they were relatively anarchic.
Most of the time, this order is the way we would want and expect the visitor to progress through the form, because that’s how the majority of the Western world reads.
Quick simple note about relative and absolute addressing issue.
Since graphics are, by their very nature, a visual medium, our primary focus is to make graphical information accessible to screen readers for the visually impaired.
The web-safe colors were chosen mathematically, not because they are necessarily the colors you would elect to use most often.
The following excerpt from Section 508 lists the standards from the HTML part (Web-based intranet and Internet information and applications) and is interspersed with notes on how you might meet each standard.