Desktop.Landing page: Dynamic background

[bogdankatrych]

Landing page needs to have dynamic background. Here is source code for implementation :
http://codepen.io/VincentGarreau/pen/pnlso

[omfgnuts]

(proposition)
Ugh, I've seen this effect a thousand times, far too many companies are using this effect :( Can we do something less mainstream?

Something like this, maybe. http://codepen.io/saransh/pen/BKJun/