div.iframe-link {
  overflow:hidden;
  padding-bottom:56.25%;
  position:relative;
  height:0;;
}

div.iframe-link iframe{
  left:0;
  top:0;
  height:100%;
  width:100%;
  position:absolute;
}

a.iframe-link {
  text-decoration:none;
  left:0;
  top:0;
  height:100%;
  width:100%;
  position:absolute;
}