1240 x 21000
1240 x 21000 = 26040000
Example of 1240 x 21000 pixels banner dimensions.
1190 x 21050 1200 x 21040 1210 x 21030 1220 x 21020 1230 x 21010
1240 x 20950 1240 x 20960 1240 x 20970 1240 x 20980 1240 x 20990
1240 x 21050 1240 x 21040 1240 x 21030 1240 x 21020 1240 x 21010