div#book-current-commentary{
opacity:1;
-webkit-transition: opacity 1s;
-moz-transition: opacity 1s;     
transition: opacity 1s; 
}


div#book-current-commentary.fade{
opacity:0;
}

#book-current-commentary{
  text-align: center;
}

.commentary-list{
  width: 0px;
  display: none;
}