1400 x 21000
1400 x 21000 = 29400000
Example of 1400 x 21000 pixels banner dimensions.
1350 x 21050 1360 x 21040 1370 x 21030 1380 x 21020 1390 x 21010
1400 x 20950 1400 x 20960 1400 x 20970 1400 x 20980 1400 x 20990
1400 x 21050 1400 x 21040 1400 x 21030 1400 x 21020 1400 x 21010