server/www/skin.css

#leave {
  display: none;
}

#login.on #join {
  display: none;
}

#login.on #leave {
  display: inline;
}

#players {
  min-height: 4em;
  border: 1px solid #ccc;
  list-style: none;
  padding-left: 0;
  cursor: pointer;
}