Introduction to CSS CSS ( Cascading Style Sheets ) is a stylesheet language used to control the appearance and layout of web pages. It allows developers to style HTML elements by defining properties such as colors, fonts, spacing, and positioning. With CSS, you can: ✔ Change text and background colors ✔ Adjust font styles and sizes ✔ Control element positioning (Flexbox, Grid) ✔ Create animations and transitions ✔ Make web pages responsive for different screen sizes CSS enhances user experience by making websites more visually appealing, structured, and accessible across devices. 1. CSS Kya Hai? CSS stands for Cascading Style Sheets . It is a stylesheet language used to define the layout, colors, fonts, spacing, animations, and responsive design of HTML elements. 1.1 Why is CSS Important? HTML and CSS are separate: HTML defines the structure, while CSS manages the design and presentation. Efficient and reusable code: A single CSS file can be used to style multiple pag...