function syncSongInPlaylist(seconds) {
    var activePlaylistIndex = _config2.default.active_playlist != "" && _config2.default.active_playlist != null ? _config2.default.playlists[_config2.default.active_playlist].active_index : null;

    var durationSecondSelectors = document.querySelectorAll('.amplitude-duration-seconds[data-amplitude-playlist="' + _config2.default.active_playlist + '"][data-amplitude-song-index="' + activePlaylistIndex + '"]');

    for (var i = 0; i < durationSecondSelectors.length; i++) {
      durationSecondSelectors[i].innerHTML = seconds;
    }
  }
Syncs the song in playlist duration seconds.

@param {Integer} seconds - The duration seconds of the audio.