Modern HTML and CSS from the Beginning (Including Sass) - Basic CSS Selectors

The video tutorial covers various methods of implementing CSS, focusing on external and internal stylesheets. It demonstrates creating an HTML structure with divisions and headings, and explains how to apply styles using IDs and classes. The importance of semantic naming conventions is highlighted, along with techniques for styling elements using IDs, multiple selectors, and nested selectors. The tutorial concludes with styling the body element and a brief mention of pseudo selectors.

What does the '#' symbol represent in CSS?

What is the default font size in CSS, and how can it be changed?

How can you style the body of a webpage using CSS?

What are pseudo selectors in CSS, and why are they important?