title: Custom Welcome and Finished page with stretched image in Inno Setup
body: <p>I have created an image that I want to appear over whole Welcome and Finished pages of the installer, with only the bottom buttons showing.</p>
  
  <p>The Welcome wizard page should be like:</p>
  
  <p><a href="https://i.stack.imgur.com/K2P7r.png" rel="noreferrer"><img src="https://i.stack.imgur.com/K2P7r.png" alt="enter image description here"></a></p>
  
  <p>The Finished page like:</p>
  
  <p><a href="https://i.stack.imgur.com/mJ0AI.png" rel="noreferrer"><img src="https://i.stack.imgur.com/mJ0AI.png" alt="enter image description here"></a></p>
  
  <p>I'm getting</p>
  
  <p><a href="https://i.stack.imgur.com/x8xLY.png" rel="noreferrer"><img src="https://i.stack.imgur.com/x8xLY.png" alt="enter image description here"></a></p>
  
  <p>Please help!
  Thanks in advance</p>