Try the link
It is very good and has complete documentation.
An example implementation, taken from the videojs page itself:
<head>
<link href="https://vjs.zencdn.net/7.0.3/video-js.css" rel="stylesheet">
<!-- If you'd like to support IE8 (for Video.js versions prior to v7) -->
<script src="http://vjs.zencdn.net/ie8/ie8-version/videojs-ie8.min.js"></script></head><body><videoid="my-video" class="video-js" controls preload="auto" width="640" height="264"
poster="MY_VIDEO_POSTER.jpg" data-setup="{}">
<source src="MY_VIDEO.mp4" type='video/mp4'>
<source src="MY_VIDEO.webm" type='video/webm'>
<p class="vjs-no-js">
To view this video please enable JavaScript, and consider upgrading to a web browser that
<a href="http://videojs.com/html5-video-support/" target="_blank">supports HTML5 video</a>
</p>
</video>
<script src="https://vjs.zencdn.net/7.0.3/video.js"></script>
</body>