660 x 21040
660 x 21040 = 13886400
Example of 660 x 21040 pixels banner dimensions.
610 x 21090 620 x 21080 630 x 21070 640 x 21060 650 x 21050
660 x 20990 660 x 21000 660 x 21010 660 x 21020 660 x 21030
660 x 21090 660 x 21080 660 x 21070 660 x 21060 660 x 21050