A display panel, comprising: an inner area formed as a flat planar structure and having a step distance between a first touch electrode metal of a touch electrode and a lower electrode layer, an encapsulation layer formed between the first touch electrode metal and the lower electrode configured having a constant thickness (Step1) in the inner area, the first touch electrode metal having a first critical dimension, CD, formed in the inner area corresponding to the line width of the first touch electrode metal and formed to have a constant reference critical dimension; and an edge area extending to left or right, upper or lower, direction of the inner area and formed as a round structure, for which a step distance between the touch electrode metal and the lower electrode layer decreases from a first constant step distance in the inner area, in a direction away from the inner area, in which a portion of the edge area comprises at least one of CD compensation area, which is located outside of the inner area, the CD compensation area for compensating for a change in capacitance due to the decrease in the step distance by the CD compensation area comprising an area (Area2) having a second constant step distance (Step2) between a second touch electrode metal of the touch electrode in the CD compensation area and the lower electrode layer, the second touch electrode metal having a second critical dimension, corresponding to the line width of the second touch electrode metal, larger than the first critical dimension of the first touch electrode metal located in the inner area, wherein the CD compensation area is formed as a plurality of areas, wherein the second critical dimension of the second touch electrode metal formed in the CD compensation area increases as the distance from the inner area increases. an inner area formed as a flat planar structure and having a step distance between a first touch electrode metal of a touch electrode and a lower electrode layer, an encapsulation layer formed between the first touch electrode metal and the lower electrode configured having a constant thickness (Step1) in the inner area, the first touch electrode metal having a first critical dimension, CD, formed in the inner area corresponding to the line width of the first touch electrode metal and formed to have a constant reference critical dimension; and an edge area extending to left or right, upper or lower, direction of the inner area and formed as a round structure, for which a step distance between the touch electrode metal and the lower electrode layer decreases from a first constant step distance in the inner area, in a direction away from the inner area, in which a portion of the edge area comprises at least one of CD compensation area, which is located outside of the inner area, the CD compensation area for compensating for a change in capacitance due to the decrease in the step distance by the CD compensation area comprising an area (Area2) having a second constant step distance (Step2) between a second touch electrode metal of the touch electrode in the CD compensation area and the lower electrode layer, the second touch electrode metal having a second critical dimension, corresponding to the line width of the second touch electrode metal, larger than the first critical dimension of the first touch electrode metal located in the inner area, wherein the CD compensation area is formed as a plurality of areas, wherein the second critical dimension of the second touch electrode metal formed in the CD compensation area increases as the distance from the inner area increases.