隐藏video的下载和全屏

js隐藏:

let video = document.querySelectorAll("video")[0];
video.setAttribute(
      "controlsList",
       "nofullscreen nodownload noremote footbar"
 );

css隐藏全屏：

video::-webkit-media-controls-fullscreen-button {
  display: none !important;
}