title: filter: progid:DXImageTransform.Microsoft.Alpha(style=1,opacity=80 ) not working in firefox
body: <blockquote>
    <p>filter:
    progid:DXImageTransform.Microsoft.Alpha(style=1,opacity=80
    )
                                                                            opacity: 0.5; -moz-opacity: 0.5;</p>
  </blockquote>
  
  <p>not working in firefox. How to solve this issue?</p>