版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/lite-youtube-embed/0.3.3/lite-yt-embed.css
- https://cdn.bootcdn.net/ajax/libs/lite-youtube-embed/0.3.3/lite-yt-embed.js
- https://cdn.bootcdn.net/ajax/libs/lite-youtube-embed/0.3.3/lite-yt-embed.min.css
- https://cdn.bootcdn.net/ajax/libs/lite-youtube-embed/0.3.3/lite-yt-embed.min.js