Column Width Adjustment on Ledger Statement

I'm Using this code for Grid Lines

Despite of using this code I couldn't change the width of voucher number column

Please assist me in this

Code:

[#Line:CI InvInfo]
    Border:Thin Bottom

[#Line: DSP Accline]
    Border:Thin Bottom

[#Line: DSP VchDetail]
    Border:Thin Bottom
    Height:1.3

[#Line: BSDetail]
   Border:Thin Bottom

[#Line: PLDetail]
   Border:Thin Bottom

[#Line:EI InvInfo]
    Border:Thin Bottom


[#Field: DSP vchnumber]
    Border:Thin LEFT Right
    Width:5
[#Field: DSP Narration]
    Border:Thin Right
   
[#Field: DSP vchcrAmt]
    Border:Thin Right
    Width:13

[#Field: DSP vchdrAmt]
    Border:Thin Right
    Width:13
   
[#Line: BILL Detail]
Border: Thin Bottom

[#Field: DSP vchDate]
    Border:Thin Right

[#Field: DSP VchType]
    Border:Thin LEFT
    Width:10

[#Field:Bill Date]
    Border:Thin LEFT
   
[#Field:BillRef]
    Border:Thin LEFT
   
[#Field:BillParty]
    Border:Thin LEFT
   
[#Field:BillCl]
    Border:Thin LEFT
   
[#Field:BillDue]
    Border:Thin LEFT
   
[#Field:BillOverDue]
    Border:Thin LEFT right

 

Sir
I've tried to do so
But I cannot find proper solution

So please help me with this