Try hitting the tab key and notice how the focus stays within the modal itself. Also, esc to close modal.
Lorem ipsum dolor sit amet, consectetuer adipiscing elit.
Aenean commodo ligula eget dolor. Aenean massa.
Cum sociis natoque penatibus et magnis dis parturient montes,
nascetur ridiculus mus
SUPER LOCATION
Lorem ipsum dolor sit amet, consectetuer adipiscing elit.
Aenean commodo ligula eget dolor. Aenean massa.
Cum sociis natoque penatibus et magnis dis parturient montes,
nascetur ridiculus mus