CSS Re-Centering elements on wrap

Question

I thought this would be simple but it\'s proving to be a bit of a headache. I\'m trying to get a grid of images to re-center when the user resizes the browser and causes one

Answer 1

I found a very similar question with two functional answers. One uses JS and the other uses placeholder elements. Neither are very pretty, but both appear to work around the inline-block whitespace wrap problem here.

Shrink-wrap and center a container for inline-block elements