780 x 3700
780 x 3700 = 2886000
Example of 780 x 3700 pixels banner dimensions.
730 x 3750 740 x 3740 750 x 3730 760 x 3720 770 x 3710
780 x 3650 780 x 3660 780 x 3670 780 x 3680 780 x 3690
780 x 3750 780 x 3740 780 x 3730 780 x 3720 780 x 3710