 The digital cel work included both original illustrations , compositions and manipulation with traditional cel animation to create a sense of depth and evoke emotion and feelings . <unk> as background , <unk> like a lens effect were used to create a sense of depth and motion , by <unk> the front background and making the far background out of focus throughout the shot . Ghost in the Shell used a unique lighting system in which light and darkness were integrated into the <unk> with attention to light and shadow sources instead of using contrast to control the light . <unk> <unk> , the art director , described this as " a very unusual lighting technique . " 
