Keyboard operation becomes available after activating the map using the tab key (the map will show a focus indicator ring).
moving using the arrow keys you can move the map
overview map using the + button in the bottom right of the map you can expand an overview map
zooming in and out using the + and - buttons in the top left of the map or by using the + and - keys you can obtain more or less detail in the map
switching themes or maps clicking on the ≡ icon on the right-hand side of the map you can view and select available maps and themes
retrieving information the map may contain elements that contain more information, using the i key you can activate a cursor that may be moved using the arrow keys, pressing the enter will execute an information retrieval. press the i or the escape key to return to navigation mode
fullscreen display using the ⛶ button the map can be maximized to fullscreen display, use the ▢ button to return to page display.
It's possible that some of the functions or buttons describe above have been disabled by the page author or the administrator