how put image as logo in login form asp.net

Hi Developers

Please help me

i want to put image as logo in login form . i will try to put it in div and h1 but it doesn't display like below in fig:

Try also change the extension of image to JPG and PNG same error

This is Code :

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="loginform.aspx.cs" Inherits="OperationCashPlan.loginform" %>

Abu Sarhad Group (APSG)

????? ????? ?????

Cash

Solutions

style="background-color: #669999" Width="449px">

style="background-color: #CCCCCC; font-style: italic; color: #000000;"

Width="290px">

APSG/Cash Solutions