CSS

CSS is a language that can be used to add style to an HTML page. It is used to define the layout, colors, fonts, and other visual elements of a web page.

Cascading Style Sheets

CSS stands for Cascading Style Sheets. It is a style sheet language that describes how HTML elements should be displayed on a web page. CSS can be used to create simple designs or complex layouts. It allows you to control the appearance of multiple web pages at once by defining styles in a separate file and linking it to the HTML page.

Box Model

The Box Model is an important concept in CSS. It refers to how each HTML element is treated as a rectangular box, with its own properties such as width, height, padding, and border. Understanding the Box Model is crucial for designing and laying out web pages using CSS.

Selectors

Selectors are another important aspect of CSS. They are used to target specific HTML elements and apply styles to them. CSS provides a wide range of selectors, including element selectors, class selectors, ID selectors, attribute selectors, and pseudo-selectors.

Flexbox

Flexbox is a layout mode in CSS that allows you to create flexible and responsive layouts. It provides a simple and powerful way to align and distribute elements within a container. Flexbox is widely used in modern web design and is supported by all major browsers.

Conclusion

In conclusion, CSS is a powerful language that can be used to add style and layout to HTML pages. By understanding the Box Model, selectors, and layout modes like Flexbox, you can create beautiful and responsive web pages.