. natural lighting complements the natural setting of the film
. grey and gloomy lighting contributes to the sense of loneliness and sombre mood
. as the piece progresses, the lighting gets darker showing transition from day to night and idea of time passing
. daylight emphasises vast open landscape and idea of the characters being alone
. darker lighting in final section adds to the intensity and intimacy as we cannot see detailed movements
. light shines through the trees in flow 1 - could represent the positive aspects of the relationship
