CSS (Cascading Style Sheet)

CSS, or Cascading Style Sheets, is a style sheet language used to define the visual presentation of web pages written in HTML and XHTML. CSS controls the layout, formatting, and design of web content, allowing developers to create visually appealing and consistent user interfaces across different devices and platforms.

Imagine CSS as a digital fashion designer. It selects the colors, fonts, and layouts that give a website its unique style and personality, ensuring a cohesive and polished look.