title: Bootstrap overlay is transparent in print view IE Edge
body: <p>The overlay in IE Edge is transparent when in print view. The background is a solid white in other browsers.</p>
  
  <p>How can I make it a solid white background in IE Edge print view?</p>
  
  <p>bootstrap v3.3.7
  ngx-bootstrap v2.0.2
  angular 7.2.0</p>
  
  <p><a href="https://i.stack.imgur.com/9qRGz.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/9qRGz.png" alt="IE Edge overlay background is transparent"></a></p>