have it zoom in and out once in a while Random intervals

edit

have it zoom in and out once in a while Periodic bursts

edit

Wood Grain

edit

Parallax Scrolling

edit

Luminous Cascade

edit

Melancholic Waves

edit

have it zoom in and out once in a while Zoom Timing

edit

have it zoom in and out once in a while Depth of Field

edit

Face of a girl Soft shadows

edit