Thanks! That was the workable solution (as mentioned by Henry).

That's the thing! I don't recall making a major change other changing my theme color.

Thanks Henry! That worked seamlessly.  (Instead of adding the code to base.css, I simply changed the .card__media string in my component-card.css to width: 100%.)

Hey all, Can someone please help?  I've applied a black color to certain sections of my theme (including the collection list page), however for some reason the color started blocking all my collection list images - instead of allowing them to display...