The site theme appears to put the content area on a stack of paper with paperclips on it.
However, the paper clips are on the top right:
Assuming a left-to-right language (the site is in English), unless we are looking at the back of the stack of paper, the paperclips are on the wrong (or, at least, unusual) side.
If somebody handed me a set of papers clipped on the top-right, I believe my reaction would be a silent face-palm and a "why...".