EPFL MediaSpace Theater Mode

This extension adds a "Theater Mode" button to videos on EPFL MediaSpace (https://mediaspace.epfl.ch/) . Clicking the button expands the video to fill the browser window without entering fullscreen. How it works - Detects if the webpage contains a Kaltura video player. - Injects a "Theater Mode" toggle button into the video controls. - Clicking the button expands the video to fill the entire viewport. - Clicking again returns the video to its original size.