278 x 76800
278 x 76800 = 21350400
Example of 278 x 76800 pixels banner dimensions.
228 x 76850 238 x 76840 248 x 76830 258 x 76820 268 x 76810
278 x 76750 278 x 76760 278 x 76770 278 x 76780 278 x 76790
278 x 76850 278 x 76840 278 x 76830 278 x 76820 278 x 76810