When it comes to write a
Context Sensitive Help
(an online help that is obtained from a specific point in state of software to provide help with that state)
first we need to make the file that contains all topics, which are given exclusive IDs. …
The viewer will learn the benefit of using external CSS files and the relationship between class and ID selectors.
Create your external css file by saving it as style.css then set up your style tags:
Reference the nav tag and set your prop…