Easier just to show you:
Before
After
It looks a hundred times better.
How?
Changed the .object-fill CSS parameter in object-fit from "fill" to "contain".
Like so:
CSS before:
.object-fill {
-o-object-fit: fill;
object-fit: fill;
}
CSS after:
.object-fill {
-o-object-fit: fill;
object-fit: contain;
}