Code Injector YouTube fill screen on w onkeyup = e => { console.log(e.key) if (e.key == 'w') { document.querySelector('.video-stream').style.left = '0px'; document.querySelector('.video-stream').style.top = '0px'; document.querySelector('.video-stream').style.objectFit = 'cover'; document.querySelector('.video-stream').style.width = '100vw'; document.querySelector('.video-stream').style.height = '100vh'; } };