Support does not mean that everybody gets the same thing.
Archive for CSS Topic
If you thought you had a reasonable amount of control over the color of your typography using CSS, you thought wrong.
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.
One of the amazing things about the development of web technologies is that they were relatively anarchic.
The web-safe colors were chosen mathematically, not because they are necessarily the colors you would elect to use most often.
This small but effective article is both for usability veterans and people new to Web usability and CSS.