HTML (HyperText Markup Language):
1. Purpose: Defines the structure and content of a web page.
Usage: Uses tags to organize and display elements like headings, paragraphs, images, links, etc.
CSS (Cascading Style Sheets):
2. Purpose: Controls the presentation and layout of HTML elements.
Usage: Selectors target HTML elements, and properties define styles such as colors, fonts, spacing, and positioning.
JavaScript:
3. Purpose: Adds interactivity, dynamic behavior, and manipulation of content on a web page.
Usage: Can be embedded in HTML to handle events, modify the DOM (Document Object Model), and create responsive, interactive features.
In frontend development, HTML provides the structure, CSS enhances the visual presentation, and JavaScript adds functionality and interactivity to create a complete and user-friendly web experience.