Practical CSS3 Mastery Course - Before After Pseudo Selector

The video tutorial covers the use of CSS pseudo selectors, specifically 'before' and 'after', to enhance web design. It begins with an introduction to these selectors, followed by building a basic website structure using HTML. The tutorial then demonstrates how to apply CSS styles to the website elements, focusing on layout and design using flexbox. It further explores inserting content with pseudo selectors and concludes with advanced techniques for styling using these selectors.

What new insight or understanding did you gain from this video?