Because many HTML files can reference a single CSS file, redundancy is reduced and files are smaller. Experts in either HTML or CSS can work with the technology they know best.

If you see a style tag in an HTML document, that document uses CSS.The following code shows an example of an internal style sheet that creates a CSS class named "red": This is red .

As such, a modern webpage is typically made up of three separate entities: a cascading style sheet, a JavaScript file and the HTML file itself. The cascading application of styles. The cascading ...