Archive Player, hiding the title

By default the title of the playlist is shown at the top of a archive Player. This is to automatically show the playlist titles when many playlists are connected to the player. We call this Channels to associate to the Web TV concept.
 Archive player with channel names
To hide the playlist title you have to use the built in CSS editor-
If you want to hide the playlist title a new line has to be added in the CSS editor:
.playlist-row .title { display:none; }
The reason of why it’s not sufficient to just write “.playlist-title { display: none; }” is that the class “.title” is placed as a subclass to the playlist-row, as shown in the reference (html source) inside the li tag ( <li> </li>).

How do I hide the playlist title?