| <!DOCTYPE html> | |
| <style> | |
| #one { | |
| border: 4px solid darkgreen; | |
| background-color: green; | |
| width: 600px; | |
| height: 400px; | |
| padding: 4px; | |
| } | |
| </style> | |
| This tests that, if the ancestor of the current full-screen element is removed, full screen mode will exit, and the document will render normally. At the completion of the test, a green box should be visible. Click <button>go full screen</button> to run the test. | |
| <div id="one"></div> | |
| <div>END OF TEST</div> |