1278 x 20000
1278 x 20000 = 25560000
Example of 1278 x 20000 pixels banner dimensions.
1228 x 20050 1238 x 20040 1248 x 20030 1258 x 20020 1268 x 20010
1278 x 19950 1278 x 19960 1278 x 19970 1278 x 19980 1278 x 19990
1278 x 20050 1278 x 20040 1278 x 20030 1278 x 20020 1278 x 20010