Expand/Collapse Widget Demo

HTML stands for HyperText Markup Language. It is the standard markup language used to create and structure content on the web.

HTML elements are the building blocks of web pages and are represented by tags such as <h1>, <p>, <div>, and many more.

CSS stands for Cascading Style Sheets. It is used to describe the presentation and visual styling of HTML documents.

With CSS, you can control:

JavaScript is a versatile programming language that enables interactive and dynamic behavior on web pages.

It can be used for form validation, DOM manipulation, animations, API calls, and much more. JavaScript runs in the browser and, with environments like Node.js, on the server as well.