C# - Align The Row Values In A GridView?

I need to right align the values in a column of my gridview in asp.net 3.5.

<asp:GridView ID="gvSearchResults" runat="server"
onpageindexchanging="gvSearchResults_PageIndexChanging" AutoGenerateColumns="False"
CssClass="Grid" AllowPaging="True" PageSize="20" ForeColor="#333333"
GridLines="None" Width="99%" Font-Names="Arial" Font-Size="Small">
<Columns>
<asp:HyperLinkField Text="Vendor Number" DataNavigateUrlFields="RecID" DataNavigateUrlFormatString="~/Apps/DataForms/Processor/ProcPanel.aspx?RecID={0}" DataTextField="VendorNum">
<HeaderStyle HorizontalAlign="Center" />
<ItemStyle HorizontalAlign="Center" />
</asp:HyperLinkField>
<asp:BoundField DataField="VendorName" HeaderText="Vendor Name" HtmlEncode="False" ItemStyle-HorizontalAlign="Left"></asp:BoundField>
<asp:BoundField DataField="InvoiceNum" HeaderText="Invoice Number" HtmlEncode="False"></asp:BoundField>
<asp:BoundField DataField="InvoiceTot" HeaderText="Invoice Total" HtmlEncode="False" DataFormatString="${0:0,0.00}"></asp:BoundField>
<asp:BoundField DataField="InvoiceDate" HeaderText="Invoice Date" HtmlEncode="False"></asp:BoundField>
<asp:BoundField DataField="InvoiceApprover" HeaderText="Invoice Approver" HtmlEncode="False"></asp:BoundField>
</Columns>
<RowStyle BackColor="#FFFBD6" ForeColor="#333333"/>
<FooterStyle CssClass="GridFooter" />
<PagerStyle CssClass="GridPager" ForeColor="White" />
<SelectedRowStyle BackColor="#FFCC66" Font-Bold="True" ForeColor="Navy" />
<HeaderStyle CssClass="GridHeader" />
</asp:GridView>