CSS

CSS, or Cascading Style Sheets, is a stylesheet language used to describe the presentation of a document written in HTML or XML. CSS provides a way to separate the presentation of a document from its structure, allowing for more flexible and responsive designs. With CSS, you can control the layout, font styles, colors, and other visual aspects of your web pages.

CSS works by applying rules to elements in an HTML document. You can target elements using selectors and apply styles to them using properties. For example, you can use the "color" property to change the text color of an element, or the "background-color" property to change the background color.

CSS has evolved over the years, with new features and improvements being added with each new version. Some of the latest features include CSS Grid, which provides a powerful way to create complex layouts, and CSS Variables, which allow you to define reusable values that can be used throughout your stylesheet.

There are also many CSS frameworks and libraries available, such as Bootstrap and Foundation, which provide pre-designed CSS styles and components that you can use to speed up your development process.

Overall, CSS is an essential part of web development and a powerful tool for creating beautiful and responsive web pages.