title: How to make winform window transparent and picture Visible?
body: <p>I have a idea for designed window in winform. like below. I try the window opacity propriety. </p>
  
  <p>But the Image also not visible. How to make this in winform.</p>
  
  <p><img src="https://i.stack.imgur.com/5TaWp.png" alt="enter image description here"></p>
  
  <p>I found this image in google. Thanks.</p>