990 x 30000
990 x 30000 = 29700000
Example of 990 x 30000 pixels banner dimensions.
940 x 30050 950 x 30040 960 x 30030 970 x 30020 980 x 30010
990 x 29950 990 x 29960 990 x 29970 990 x 29980 990 x 29990
990 x 30050 990 x 30040 990 x 30030 990 x 30020 990 x 30010