What is CSS?

CSS (Cascading Style Sheets) is a stylesheet language used to control the appearance and layout of webpages.
HTML gives the structure, and CSS adds design, colors, spacing, animations, and responsiveness.

Why Do We Use CSS?

CSS helps you:

Add colors, fonts, backgrounds

Manage spacing (margin, padding)

Create layouts (flexbox, grid)

Make websites responsive for mobiles and desktops

Add animations and transitions

Ref : https://mahadevcollege.com/uploads/articles/1764650217_css3-cheat-sheet.pdf