A form of balance that is created when shapes are mirrored on either side of a central axis, as in a composition that is vertically divided down the center.
A form of linear perspective in which the lines receding into space converge at two vanishing points of the eye level or horizon line, one to the left of the object and one to the right of the object.
any gradual transition from one color to another or from one shape or volume to another. In drawing, shading created through the gradation of grays can be used to suggest three-dimensional form
a visual phenomenon in which the atmospheric density progressively increases, hazing over the perceived world as one looks into its depth. Overall definition lessens, details fade, contrasts become muted and, ,in a landscape, a blue mist descends.
1. a clearly defined area around a positive shape or form 2. a shape created through the absence of an object rather than through the presence of an object