HTML:
<!--视频播放器-->
<div class="parent " style="width:500px;height:500px">//元素自适应父元素
<div class="player">
<video poster="" controls crossorigin>
<source src="/path/video.mp4" type="video/mp4">
<source src="/path/video.webm" type="video/webm">
<a href="/path/video.webm">下载</a>
</video>
</div>
</div>
<!--音频播放器-->
<div class="parent " style="width:500px;height:500px">//元素自适应父元素
<div class="player">
<audio controls>
<source src="/path/audio.mp3" type="audio/mp3">
<source src="/path/audio.ogg" type="audio/ogg">
</audio>
</div>
</div>