You may modify the style sheet in any way you wish, but not the HTML. This may seem daunting at first if ... and a resource we can all refer to when making the case for CSS-based design. This is ...

Designers! Subject yourself to "15 unimaginably torturous CSS puzzles" at CSS Hell. Today, Marcos Acosta is your tour guide ...

This definition explains the meaning of CSS (cascading style sheets) and how using them with HTML pages is a user interface (UI) development best practice that complies with the separation of concerns ...