How to merge two cells where table is created in Div tag ?

Question

Hi friends,

 

 

I have created a register form table form in div tags as for example i have four rows and two columns here in  Row 4 i want to merge the last two cells

 

 

 

<div class="Row lineSpace" >

<div class="col1 Merge " style="vertical-align:middle">

<asp:Button ID="Button1" runat="server" Text="Create" CssClass="spacing" />

<asp:Button ID="Button2" runat="server" Text="Cancel" CssClass="spacing" />

</div>

.Row

{

display:table-row;

}

.Merge

{

column-span:all;

display:table-cell;

}

.Col1

{

display:table-cell;

width:50px;

}

.lineSpace

{

height:45px;

}

 

 

A	B
C	D
E	F
G i want to merge this

 

friends help me!