Try hitting the tab key and notice how the focus stays within the dialog itself.
To close dialog hit the esc button, click on the overlay or just click the close button.
Element used to launch the modal would receive focus back after closing.
Hola Pensacola Beach! The rumors are true, the city is about to fiesta like never before with the arrival of the iconic Señor Frog’s! Come by and enjoy the best Mexican food in town and wash it all down with a frosty margarita in a yard in the best atmosphere in town.