300 x 40

300 x 40 = 12000

Example of 300 x 40 pixels banner dimensions.

250 x 90 260 x 80 270 x 70 280 x 60 290 x 50

300 x -10 300 x 0 300 x 10 300 x 20 300 x 30

300 x 90 300 x 80 300 x 70 300 x 60 300 x 50

310 x 50 320 x 60 330 x 70 340 x 80 350 x 90