#popup { 
  display: none; 
  background-color: #000;
  opacity:1;
  width: 100%; height: 100%;  
  top:0px; left:0px;
  background-color: black;
  z-index: 1000;
  padding: 2em;
  position: fixed;
}

#page { 
  display: none; 
  background-color: #000;
    opacity: 0.8;
  width: 100%; 
  height:550px;
  top:0px; left:0px;
  z-index: 90;
  padding: 2em;
  position: absolute;
}

.darken { background: rgba(0, 0, 0, 0.7); }

#iframe { border: 1px solid #222; background-color:white; opacity:1; }

/*html, body, #page { height: 100%; } */
#page { height: 550px; }