Exercise 4.1

Answer the following questions.

1. Why distinguish between HTML and CSS?
2. How does a browser process HTML, CSS & JS files?
3. What’s cascading about cascading style sheets?

Exercise 4.2

Review the following.

1. HTML
   1. Basic document structure and tags
   2. Images
   3. Lists and tables
2. CSS
   1. Selectors and the DOM
   2. Class vs. ID