What is the use of a selector in CSS?

The content you want to style is chosen using CSS selectors. The CSS rule set includes selectors. HTML elements are chosen using CSS selectors based on their id, class, type, attribute, etc.

The HTML components on our web pages that we want to design are targeted using selectors in CSS. When choosing elements to style, a large range of CSS selectors are accessible, enabling fine-grained precision. We'll go over the various types in great detail and examine how they function in this article and its sub-articles.