320 x 3980
320 x 3980 = 1273600
Example of 320 x 3980 pixels banner dimensions.
270 x 4030 280 x 4020 290 x 4010 300 x 4000 310 x 3990
320 x 3930 320 x 3940 320 x 3950 320 x 3960 320 x 3970
320 x 4030 320 x 4020 320 x 4010 320 x 4000 320 x 3990