userChrome.css・userContent.cssスレ Part8

/* 「タブですべて開く」メニューを非表示 */


#compact-bk-menu menuitem#bookmarksShowAll,
.openintabs-menuseparator,

menuitem.openintabs-menuitem,

menuseparator[builder="end"],

menuseparator[builder="end"] + menuitem,

.bookmarks-actions-menuseparator {

display: none !important;

}