Série Amazônica n° 12 , by ivan serpa , 1970 , abstract , Neo-Concretism style , Picture frame, Rectangle
A green and white square on a black background.
A square is the main focal point of this image.  The square is composed of three rectangles of varying shades of green.  In the center of the square is a white rectangle.   The rectangle is the same shade of green as the other two rectangles.  There is a beige border around the edges of the image.