elaborate, sigma 8 5 mm f / 1. 4 by thomas gainsborough, by charles blackman cctv. this art installation is composed of two rectangles of different sizes & colors, separated by a thin line. the bottom rectangle is larger & warmer in color. the top rectangle is smaller & lighter in color. the line that separates the rectangles creates a sense of tension & balance. a deep background provides a sense of depth & space.