CSS Introduction
What is CSS?
CSS is an abbreviation for Cascading Style Sheets. It is a style sheet language used to describe the appearance of an HTML document, such as colors, layouts, and fonts.
Without CSS

With CSS

Why use CSS?
CSS is applied to style HTML elements so that websites look more attractive and user-friendly.
How CSS Works
CSS operates by selecting HTML elements and applying styles to them.
selector
{
property: value;
}