The page in the link looks fine on my iPhone.
Yes Eric the problem is at the higher views,ipad/tablet upwards, the images are far too small to be set to "COVER"
I see by the image sizes this would be the case but Nigel stated it was happening on their iPhone also
It's easy to overlook something you're not looking for.
This is a site I built for my work.(RSD)
http://esmansgreenhouse.com
This is a site I built for use in my job.(HTML Editor)
https://pestlogbook.com
This is my personal site used for testing and as an easy way to share photos.(RLM imported to RSD)
https://ericrohloff.com