版本：4.5.0
- https://cdn.bootcss.com/video.js/4.5.0/font/vjs.svg
- https://cdn.bootcss.com/video.js/4.5.0/video-js.css
- https://cdn.bootcss.com/video.js/4.5.0/video-js.min.css
- https://cdn.bootcss.com/video.js/4.5.0/video-js.swf
- https://cdn.bootcss.com/video.js/4.5.0/video.dev.js
- https://cdn.bootcss.com/video.js/4.5.0/video.js