FormViewDataBound.aspx font size:
<%@ Import Namespace="System.Data" %>

<html>
<head>
<title>FormView DataBound Event Example</title>
<link rel="stylesheet" href="/shared/netdemos.css">

<script language="C#" runat="server">
   void getImageUrl ( Object src, EventArgs e ) {
      DataRowView dataRow = ( DataRowView ) categoryInfo.DataItem;
      string catName = dataRow [ "CategoryName" ].ToString ( ).Replace ( "/", " " );
      Image img = ( Image ) categoryInfo.FindControl ( "img" );
      img.ImageUrl = string.Format ( "/shared/images/nwind/{0}.png", catName );
   }
</script>

<body>
<!-- #include virtual="~/shared/top.inc" -->
<div class="header"><h2>FormView <span class="hilite">DataBound Event</span> Example</h2></div>
<hr size=1 width=92%>

<form runat="server">
<div align="center">

   <asp:formview id="categoryInfo" runat="server"
      datasourceid="categories"
      width=80% cellpadding=5
      backimageurl="~/shared/images/gradient-body.gif"
      gridlines=horizontal
      allowpaging
      ondatabound="getImageUrl">

      <headertemplate>
         <div style="font-size:13pt; font-weight:bold; padding:5; background:darkslategray; color:khaki">
            Northwind Product Categories
         </div>
      </headertemplate>

      <itemtemplate>
         <table>
         <tr>
            <td><asp:image id="img" runat="server"
               title='<%# Eval ( "CategoryName" ) %>' 
               style="border: thin inset" /></td>
            <td>
               <table>
               <col valign="top">
               <col valign="top">
               <tr>
                  <td align=right><b>Code:</b></td>
                  <td><asp:label runat="server" text='<%# Eval ( "CategoryID" ) %>' /></td>
               </tr>
               <tr>
                  <td align=right><b>Category:</b></td>
                  <td><asp:label runat="server" text='<%# Eval ( "CategoryName" ) %>' /></td>
               </tr>
               <tr>
                  <td align=right><b>Description:</b></td>
                  <td><asp:label runat="server" text='<%# Eval ( "Description" ) %>' /></td>
               </tr>
               </table>
         </tr>
         </table>
      </itemtemplate>

   </asp:formview>

   <asp:sqldatasource id="categories" runat="server"
      selectcommand="SELECT * FROM Categories"
      connectionstring="<%$ ConnectionStrings:aspnet %>" />

</div>
</form>

<hr size=1 width=92%>
<!-- #include virtual="~/shared/viewsrc.inc" -->

</body>
</html>