div#FollowingPluginUsers div.FriendsList img {
   width: 24px;
   height: 24px;
}

div#FollowingPluginUsers div.FriendsList {
   overflow: hidden;
   height: 100%;
}

div#FollowingPluginUsers div.FriendsList div {
   float: left;
   width: 24px;
   margin-right: 5px;
}