<%@ Page Language="C#" AutoEventWireup="true" CodeFile="csstest.aspx.cs" Inherits="csstest" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Untitled Page</title>
<style type="text/css">
table,th,td
{
border:2px solid black;
}
</style>
</head>
<body>
<form id="form1" runat="server">
<div>
<table>
<tr>
<th>Firstname</th>
<th>Lastname</th>
</tr>
<tr>
<td>sourav</td>
<td>Kayal</td>
</tr>
<tr>
<td>abc</td>
<td>bbbb</td>
</tr>
<tr>
<td>abc</td>
<td>bbbb</td>
</tr>
</table>
</div>
</form>
</body>
</html>