1280 x 40040
1280 x 40040 = 51251200
Example of 1280 x 40040 pixels banner dimensions.
1230 x 40090 1240 x 40080 1250 x 40070 1260 x 40060 1270 x 40050
1280 x 39990 1280 x 40000 1280 x 40010 1280 x 40020 1280 x 40030
1280 x 40090 1280 x 40080 1280 x 40070 1280 x 40060 1280 x 40050