Contains containers appearances.

Group box appearance

xtd::forms::group_box	Windows	macOS	Gnome
Light
Dark

Horizontal layout panel appearance

xtd::forms::horizontal_layout_panel	Windows	macOS	Gnome
Light
Dark

Panel appearance

xtd::forms::panel	Windows	macOS	Gnome
Light
Dark

Popup panel appearance

xtd::forms::popup_panel	Windows	macOS	Gnome
Light
Dark

Tab control appearance

xtd::forms::tab_control	Windows	macOS	Gnome
Light
Dark

Vertical layout panel appearance

xtd::forms::vertical_layout_panel	Windows	macOS	Gnome
Light
Dark

Remarks: Run the containters examples to see xtd::forms containers in action.