Expand/Collapse Widget Demo

JavaScript is a versatile programming language primarily used for web development. It enables interactive and dynamic content on websites.

Key features include:

• Client-side scripting
• Event-driven programming
• Asynchronous operations
• DOM manipulation

CSS (Cascading Style Sheets) is a styling language used to describe the presentation of HTML documents.

CSS allows you to:

• Control layout and positioning
• Apply colors and fonts
• Create responsive designs
• Add animations and transitions

HTML (HyperText Markup Language) is the standard markup language for creating web pages and web applications.

HTML provides:

• Document structure
• Semantic elements
• Forms and inputs
• Multimedia embedding

Web development is the process of building and maintaining websites and web applications. It encompasses various disciplines including front-end, back-end, and full-stack development.

Common technologies include:

• HTML, CSS, and JavaScript
• Frameworks like React, Vue, and Angular
• Back-end languages like Node.js, Python, PHP
• Databases like MySQL, MongoDB