420 x 20

420 x 20 = 8400

Example of 420 x 20 pixels banner dimensions.

370 x 70 380 x 60 390 x 50 400 x 40 410 x 30

420 x -30 420 x -20 420 x -10 420 x 0 420 x 10

420 x 70 420 x 60 420 x 50 420 x 40 420 x 30

430 x 30 440 x 40 450 x 50 460 x 60 470 x 70