CSS Is for Selecting
The Way of the Web Tester — by Jonathan Rasmusson (25 / 115)
CSS (Cascading Style Sheets), like HTML, is another markup language. But instead of marking up content, with CSS we mark up style.
For example, let’s say we want to add a little polish to the content of our web page, and style the page using a nice-looking footer, a header, and a main content area. The content we would leave in the HTML, but styling we would put in the CSS.