USER STORY: Footer at the bottom of scroll on small screens

[CeciliaSG]

As a user there are no annoying features blocking my view so that I can easily see the content and use the features on small screens

Acceptance Criteria:

• Acceptance criteria 1: Make the footer relative so that it is located at the bottom of the scroll on small screens.

Tasks

• [x] Task 1: Change the footer on small screens.