In terms of the HTML, what happens when two modules are grouped?
Two divs merge into one div, making its CSS styling easier.
Two divs are assigned the same CSS class, making styling easier.
The two modules become part of an iframe, making them easier to dynamically position.
The two modules are placed in a parent div, helping to maintain responsiveness.
https://www.youtube.com/watch?v=w_GemDPzTxk