Practical CSS3 Mastery Course - Selectors in CSS

The video tutorial covers four types of CSS selectors: element, ID, class, and grouping selectors. It explains how to set up a coding environment, create HTML and CSS files, and apply styles using each selector type. The tutorial also discusses the importance of using external stylesheets, provides shortcuts for coding efficiency, and offers guidelines on when to use each selector type effectively.

How do you ensure that a CSS class is applied to multiple elements?

What happens if you apply multiple classes to a single HTML element?

In what scenarios would you prefer to use an ID selector over a class selector?

What is the significance of using a class selector for styling in a web project?