Figure B shows one of the examples — Delayed Mouse Tracking — which uses the Processing.js library. Additional HTML and CSS has been added. Figure B The jsFiddle site brands it as a Web ...

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 ...

Unfortunately, they don't. You can do impressive things with HTML and CSS. There are several examples on JSFiddle where developers implement the Sieve of Eratosthenes, a way to calculate prime numbers ...