版本：4.4.2
- https://cdn.bootcss.com/video.js/4.4.2/font/vjs.svg
- https://cdn.bootcss.com/video.js/4.4.2/video-js.css
- https://cdn.bootcss.com/video.js/4.4.2/video-js.min.css
- https://cdn.bootcss.com/video.js/4.4.2/video-js.swf
- https://cdn.bootcss.com/video.js/4.4.2/video.dev.js
- https://cdn.bootcss.com/video.js/4.4.2/video.js