The interface is kinda hard to use. When I click on a picture and it expands it, how do I close the picture?? Also the "No pictures found" thing is kinda misl

The interface is kinda hard to use. When I click on a picture and it expands it, how do I close the picture?? Also the "No pictures found" thing is kinda misleading since it just takes a few seconds for the pictures to load edit: Sorry, I do think this is good...just got thrown off initially cause the interface is kinda clunky.