full bleed image test

https://css-tricks.com/perfect-full-page-background-image/

http://stackoverflow.com/questions/18490334/responsive-image-full-screen-and-centered-maintain-aspect-ratio-not-exceed-wi

http://codepen.io/shshaw/full/gEiDt#Images

http://jsfiddle.net/K4UR4/1/

http://stackoverflow.com/questions/16548338/full-screen-responsive-background-image