#main-window

|_#navigator-toolbox.toolbox

| |_#titlebar

| | |_#toolbar-menubar.toolbar

| | | |_#menubar-items.hbox

| | | | |_.menu

| | | | |_.menu

| | | | |_.menu

| | | | |_.menu

| | | |_.titlebar-buttonbox-container

| | | | |_.titlebar-buttonbox

| | | | | |_.titlebar-button.toolbarbutton

| | | | | | |_.toolbarbutton-icon

| | | | | |_.titlebar-button.toolbarbutton

| | | | | | |_.toolbarbutton-icon

| | | | | |_.titlebar-button.toolbarbutton

| | | | | | |_.toolbarbutton-icon

| | |_#TabsToolbar.toolbar

| | | |_.spacer

| | | |_.toolbar-items.hbox

| | | | |_#tabbrowser-tabs.hbox

| | | | | |_.scrollbox

| | | | | | |_.tabbrowser-tab

| | | | | | | |_.icon-image

| | | | | | | |_.label-container.tab-text

| | | | | | | | |_.label

| | | | | | | |_.tab-close-button.icon-image

| | | | |_#new-tab-button.toolbarbutton.toolbarbutton-1

| | | | | |_.toolbarbutton-icon

| | | | |_.toolbarbutton.toolbarbutton-1

| | | | | |_.toolbarbutton-icon

| | | |_.spacer

| | | |_.titlebar-buttonbox-container

| | | | |_.titlebar-buttonbox

| | | | | |_.titlebar-button.toolbarbutton

| | | | | | |_.toolbarbutton-icon

| | | | | |_.titlebar-button.toolbarbutton

| | | | | | |_.toolbarbutton-icon

| | | | | |_.titlebar-button.toolbarbutton

| | | | | | |_.toolbarbutton-icon

| |_#nav-bar.toolbar

| | |_#nav-bar-customization-target.hbox

| | | |_#sidebar-button.toolbarbutton.toolbarbutton-1

| | | | |_.toolbarbutton-icon

| | | |_#urlbar-container.toolbaritem

| | | | |_#urlbar.toolbaritem.textbox

| | | | | |_.urlbar-input-box.input-box

| | | | | | |_

| | | | | |_#page-action-buttons.box

| | | | | | |_.urlbar-icon.icon-image

| | | | | | |_.urlbar-icon.icon-image

| | | | | | |_.urlbar-icon.icon-image

| | |_#BMB-button.toolbarbutton-1.toolbarbutton

| | | |_.toolbarbutton-icon

| | |_#PanelUI-button.toolbaritem

| | | |_#PanelUI-menu-button.toolbarbutton-1.toolbarbutton

| | | | |_.toolbarbutton-icon

| |_#PersonalToolbar.toolbar

| | |_#PlacesToolbar.hbox

| | | |_.bookmark-item

| | | | |_.icon-image

| | | | |_.label-container

| | | | | |_.label

| | | |_.bookmark-item

| | | | |_.icon-image

| | | | |_.label-container

| | | | | |_.label

|_#content-deck.vbox

| |_#browser.hbox

| | |_#sidebar.vbox

| | | |_.tree

| | | | |_.bookmark-item

| | | | | |_.icon-image

| | | | | |_.label-container

| | | | | | |_.label

| | | | |_.bookmark-item

| | | | | |_.icon-image

| | | | | |_.label-container

| | | | | | |_.label

| | | | |_.bookmark-item

| | | | | |_.icon-image

| | | | | |_.label-container

| | | | | | |_.label

| | | | |_.bookmark-item

| | | | | |_.icon-image

| | | | | |_.label-container

| | | | | | |_.label

| | | | |_.bookmark-item

| | | | | |_.icon-image

| | | | | |_.label-container

| | | | | | |_.label

| | | | |_.bookmark-item

| | | | | |_.icon-image

| | | | | |_.label-container

| | | | | | |_.label

| | | | |_.bookmark-item

| | | | | |_.icon-image

| | | | | |_.label-container

| | | | | | |_.label

| | | | |_.bookmark-item

| | | | | |_.icon-image

| | | | | |_.label-container

| | | | | | |_.label

| | | | |_.bookmark-item

| | | | | |_.icon-image

| | | | | |_.label-container

| | | | | | |_.label

| | |_#appcontent

| | | |_.demo-container

| | | | |_span