How HTML, CSS, and JavaScript Work Together
See the separate jobs of HTML, CSS, and JavaScript, then combine them in one small page you can run locally.
Topic guide
Create websites more people can perceive, understand, navigate, and use.
Available now
5 useful resources are connected to this topic.
See the separate jobs of HTML, CSS, and JavaScript, then combine them in one small page you can run locally.
Learn what doctype, html, head, body, metadata, headings, and paragraphs do by building a complete beginner-friendly HTML page.
Learn how header, nav, main, section, article, footer, links, and buttons give a web page useful structure and meaning.
Build a complete responsive personal landing page with semantic HTML, modern CSS, flexible layouts, accessible links, and practical testing steps.
Build a polished profile card with semantic HTML, flexible CSS, accessible links, and a practical responsive testing checklist.