No inspiration [Need tip]

[Kurz]

Good Day ! Currently I make endless runner game and lost my inspiration (as you can see in demo).
Just look at this poor background. What I lost?
I talking about this repeatable walls. Which thing would looked better on your mind ?

https://googledrive.com/host/0B3iZ60F3QWxTNzQwamZtTENsejg/index.html

Sorry, I can't make gif's ))

[r1k]

it doesnt really read as a tower, maybe if you made the background more like this:

http://rickymallory.webs.com/photos/Mock-Ups/20.PNG

[Kurz]

Hey, thanks! Actually, this was first thing which came in my brain. I draw smth like in a picture and noticed that can't draw isometric, can't give "deep" feeling.