Coloring book page : Circus: A whimsical illustration of a big top circus tent: high detail adult coloring book page thin black lines white background, 1 bit line art coloring book, only draw outlines, crisp, thick outlines, use up the entire screen, outline art, storybook illustration –no noise, book, logo, page, letters, words, markers, grayscale, –no black background –ar 3:4 –v 4