840 x 30000

840 x 30000 = 25200000

Example of 840 x 30000 pixels banner dimensions.

790 x 30050 800 x 30040 810 x 30030 820 x 30020 830 x 30010

840 x 29950 840 x 29960 840 x 29970 840 x 29980 840 x 29990

840 x 30050 840 x 30040 840 x 30030 840 x 30020 840 x 30010