Abacus Airbus A380 v2-Resizing the MFD Panel

[M.S.M]

Hi friends,
I tried to resize the MFD Panel  in Abacus Airbus A380-900 after clicking on  it panel and getting a non-standard size.I could resize it only height-wise, ie verticaly.But I could not resize it horizontally ,ie bredthwise. Can any of you help me do it,please? Thanks!