Yeah, that's a really nice idea man, I'll look out for them!

I like how it's an enclosed room – a box. I was thinking of putting a sprite in there, just living in this enclosed space. I thought it'd be cute. Maybe make a collection of them. 

As for saving properly, just save for web (if you're using photoshop) and as a PNG. 

Yeah, I really have no idea how to save pixel art so they don't lose quality..

What was the idea? 

This is really cute, but just a little hard to makeout some objects. I like it though, it gave me an idea