#youtube_inline_player_wrap{
  width:100%;
  position:relative;
  overflow:hidden;
  padding-top: 56.25%;
}

#youtube_inline_player_wrap.cover:before{
  content:"";
  display:block;
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  min-width:100%;
  min-height:100%;
  z-index:2;
}

#youtube_inline_player{
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  min-width:100%;
  min-height:100%;
  z-index:1;
}