CSS, or Cascading Style Sheets, is a language used to describe the visual presentation of a web document written in HTML or XML.
It controls the layout, formatting, and appearance of elements on a webpage.
With CSS, you can define styles like colors, fonts, spacing, and positioning to create a visually appealing and well-structured website.
Ensuring cross-browser compatibility is essential in CSS. Different browsers may interpret CSS slightly differently, so web developers often use techniques like vendor prefixes and feature detection to ensure consistent rendering across browsers.
CSS uses selectors to target HTML elements. Selectors can target specific elements, classes, IDs, or groups of elements, allowing precise styling application.
CSS includes media queries, allowing different styles to be applied based on the device characteristics, such as screen width, height, orientation, or resolution. This facilitates the creation of responsive designs.