It's done by useing NO third party programs, or anything.
One day I turned on my machine and this is how my desktop looked like. It's still a mistery how it happened, or how to change it back, but I've grown to like it very quickly. The picture above is how my Desktop looks like after this thing happened, and I customized it a bit to my likeing.
This one has been shot right after the incident:
Can you reproduce it?
(If so, tell me