A modal displaying a blackout backdrop.
BlackoutModal is always visible. It should stay present in DOM only when opened; the close event handler should destroy it from the DOM.
BlackoutModal
close
Optional
Close event. The specified handler should destroy the modal from the DOM.
A modal displaying a blackout backdrop.
BlackoutModalis always visible. It should stay present in DOM only when opened; thecloseevent handler should destroy it from the DOM.