.video-container video { width: 100% !important; height: auto !important; } #video-container { width: 100% !important; height: auto !important; max-width: 100% !important; display: block; margin: 20px auto; } #video-container video::-webkit-media-controls-panel { display: none!important; -webkit-appearance: none; }… just laedy have Exam Enter