视频测试

视频测试代码：

<video class="video" paction="pstate" id="video"  preload="auto"  controls="controls" src="http://7b1exz.com1.z0.glb.clouddn.com/IMG_0814.mp4">    </video>  

VIDEO样式:

AUDIO样式:

<audio controls="console" src="http://www.mythbird.com:8000/f/67b3427ef0/?raw=1"></audio>  

AUDIO样式:

github按钮代码：

follow:

Follow @ntkme

watch:

Watch

star:

Star

fork:

Fork

issue:

Issue

download:

Download

一个pdf资料

内部跳转： To fork

上标（引用）： 我是一个大笨蛋¹

<link rel="stylesheet" href="https://cdn.bootcss.com/KaTeX/0.13.0/katex.min.css">  
<script defer src="https://cdn.bootcss.com/KaTeX/0.13.0/katex.min.js"></script>  
<script defer src="https://cdn.bootcss.com/KaTeX/0.13.0/contrib/auto-render.min.js" onload="renderMathInElement(document.body,katex_config)"></script>

<script>  
var katex_config = {  
    delimiters: 
    [
        {left: "$$", right: "$$", display: true},
          {left: "$", right: "$", display: true}
    ]
};
</script>

$Sensitivity_{dBFS}=20\times log_{10}(\frac{Sensitivity_{\%FS}}{Output_{REF}})$

$Sensitivity_{dBFS} = 20 * log_{10}(\frac{Sensitivity} {Output})$

$\frac{a_1}{b_1}$