990 x 40000
990 x 40000 = 39600000
Example of 990 x 40000 pixels banner dimensions.
940 x 40050 950 x 40040 960 x 40030 970 x 40020 980 x 40010
990 x 39950 990 x 39960 990 x 39970 990 x 39980 990 x 39990
990 x 40050 990 x 40040 990 x 40030 990 x 40020 990 x 40010