This CSS variable is invoked from innocuous looking JavaScript code planted ... shoppers can protect themselves from web skimmer attacks is to use virtual cards designed for one-time payments.

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 ...

For a video-based intro check out this HTML/CSS/JS Crash Course on YouTube. HTML is one of the main technologies used on the World Wide Web, and it’s an essential tool to know as a web developer.