HtmlGenericControl2.aspx font size:
<html>
<head>
<title>Dynamically Generating Text on a Page</title>
<link rel="stylesheet" href="/shared/netdemos.css">

<script language="C#" runat="server">
string style;

void greetEarthling ( object src, EventArgs e ) {
   // get the value entered into the text box and
   // assign this as the span control&rsquo;s content
   greeting.InnerHtml = "Greetings, earthling " + userName.Value +
      ", welcome to ASP.NET.";

   // get the value selected from the radio button group
   if ( cool.Checked ) style = cool.Value;
   else if ( soso.Checked ) style = soso.Value;
   else if ( warm.Checked ) style = warm.Value;

   // apply the selected style to the span control
   greeting.Attributes [ "style" ] = "padding:10; " + style;
}
</script>
</head>

<body>
<!-- #include virtual="~/shared/top.inc -->
<div class="header"><h2>Dynamically Generating Text on a Page</h2></div>

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

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

   <p>Please enter your name: <input type=text
      id="userName" runat="server">

   <p>Choose what suits you: <br>
      <input type=radio id="cool" name="cool" runat=server
         value="background:navy; color:lime">Cool
      <input type=radio id="soso" name="soso" runat=server
         value="background:gainsboro; color:dimgray">So-So
      <input type=radio id="warm" name="warm" runat=server
         value="background:maroon; color:gold">Warm

   <p><input type=submit value="Send" runat="server"
      onServerClick="greetEarthling">

   <p><b><span id="greeting" runat="server" /></b>

</form>
</div>

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

</body>
</html>