Fix home page cards

[DinneK]

module-name: Home cards responsiveness

Problem

Cards on home page do not behave dynamically.

Solution

• Media queries used to create flex by row or column depending on screen size.
• Icons change size now dependent on media size.
• Cards stack on anything smaller than 768px

Result

Home page cards now behave dynamically/

Test Plan

Tested in browser, in multiple views.

[natalialuzuriaga]

Looks great!