iOS Question Tabstrip bar background colors

[Leni Berry]

How to change tabstrip bar color exactly transparent. because when i change tabstrip bar color with transparent color, the color on tabstrip bar only change half of the bar it self..
Is it possible to change whole of the bar color into transparent color?

 

[Erel]

Make sure that the tab page layout background is also transparent:

 

[Leni Berry]

tq so much...