3 Lesezeichen Ordner in Sidebar (Symbolleiste, Menü & weitere Lesezeichen) wie entfernen - verschieben?

/*Standard Ordner Icon*/
#placesList treechildren::-moz-tree-image(container),
#bookmarks-view treechildren::-moz-tree-image(container),
#historyTree treechildren::-moz-tree-image(container),
#placeContent treechildren::-moz-tree-image(container, title),
#editBMPanel_folderTree treechildren::-moz-tree-image(container),
.bookmark-item[container] {
  list-style-image: url("file:///c:/Users/Martin/AppData/Roaming/Mozilla/Firefox/Profiles/5p31hc0i.Nightly/chrome/Icons/Standardordner.png") !important;
}

/*Lesezeichen-Menu Icon*/
#placesList treechildren::-moz-tree-image(container, queryFolder_menu________),
#bookmarks-view treechildren::-moz-tree-image(container, queryFolder_menu________),
#placeContent treechildren::-moz-tree-image(container, queryFolder_menu________),
#editBMPanel_folderTree treechildren::-moz-tree-image(container, queryFolder_menu________){
 list-style-image: url("file:///c:/Users/Martin/AppData/Roaming/Mozilla/Firefox/Profiles/5p31hc0i.Nightly/chrome/Icons/Lesezeichenmenue.png") !important;
}

/*Weitere Lesezeichen Icon*/
#placesList treechildren::-moz-tree-image(container, queryFolder_unfiled_____),
#bookmarks-view treechildren::-moz-tree-image(container, queryFolder_unfiled_____),
#placeContent treechildren::-moz-tree-image(container, queryFolder_unfiled_____),
#editBMPanel_folderTree treechildren::-moz-tree-image(container, queryFolder_unfiled_____),
#menu_unsortedBookmarks,
#BMB_unsortedBookmarks{
 list-style-image: none !important;
 }

/*Lesezeichen-Symbolleiste Icon*/
#placesList treechildren::-moz-tree-image(container, queryFolder_toolbar_____),
#bookmarks-view treechildren::-moz-tree-image(container, queryFolder_toolbar_____),
#placeContent treechildren::-moz-tree-image(container, queryFolder_toolbar_____),
#editBMPanel_folderTree treechildren::-moz-tree-image(container, queryFolder_toolbar_____),
#bookmarksToolbarFolderMenu,
#BMB_bookmarksToolbar{
 list-style-image: none !important;
}