jsFiddle is the perfect solution; it provides a custom environment (based on user selections) to test (or fiddle with) your JavaScript, HTML, and CSS code ... with a page divided into various ...

Web-based technologies including HTML and JavaScript are less rigid with regard to ... Cascading style sheets (CSS) format the content on the page, add color, configure fonts and make webpages more ...

Now [Andy Green] has extended the possibilities with affordable silicon, by producing a proof-of-concept HTML + CSS renderer over h2 on ESP32 for libwebsockets. Surf the web on a microcontroller ...