Task
Make a small component we often see in the right bottom corner on websites which is a scroll to top button, where user can directly go to top of the webpage if they have come a long way to the bottom while scrolling.
An example is given at the below link.
WebPage PreviewMain Lessons
This exercise is to understand the practical usage of different DOM concepts in JS for making interactive components in our website.
Guidelines
Feel free to have your own content (style, theme, text, images etc.). But all the functionality and interactions should be there to ensure that you can make interactive things using JavaScript.