Keywords: depth of field bokeh blur pixabay.com pixabay.com/en/bokeh-light-xmas-abstract-1780233/ (Retrieved 11/18/2016) by Tomislav Jakupec CC0 Public Domain Free for commercial use No attribution required bokeh, light, xmas, abstract, background, wallpaper, modern, ultra hd, uhd, 4k pixabay.com pixabay.com/en/bokeh-light-xmas-abstract-1780233/ (Retrieved 11/18/2016) by Tomislav Jakupec CC0 Public Domain Free for commercial use No attribution required bokeh, light, xmas, abstract, background, wallpaper, modern, ultra hd, uhd, 4k |