This text-based tutorial is intended for people who learn fast through a combination of reading and images — it’s possible to learn HTML and CSS foundations in 15 minutes through this tutorial.

Dabblet, created by Lea Verou, is an “interactive playground” for trying out snippets of CSS and HTML code. It uses -prefix ... making it a nice primer for external style sheets (for ...

Cascading style sheets (CSS ... for styling HTML elements that can be added to Web pages in one of three ways: externally, internally or inline. Two advantages of using external style sheets ...

Open an HTML document containing a DIV that references CSS classes ... Web developers usually keep all CSS code in a document's style section or in external style sheets. Overriding a class ...

The preferred practice is to put style information in a separate file with a .css extension. Using formatting information contained within an external cascading style sheet is accomplished via the ...