<!doctype Html> declares the document type. Solve the problem of strange mode in IE browser;
<meta http-aquiv= ' Cache-contrl ' content= ' no-siteapp '/> ban Baidu transcoding
<meta http-aquiv= ' X-ua-cmpatibie ' content= ' ie=edge.chrome=1 '/> gives priority to using the latest version of IE and Chrome
Definition list:
<dl>
<dt> Project Name </dt>
<dd> Project Content </dd>
<dd> Project Content </dd>
<dd> Project Content </dd>
<dl/>
<pre> pre-formatted text </pre>
Emphasize:
<strong> text bold Display </strong>
<em> Text italic display </em>
<b> text bold Display </b>
<i> text skew display </i >
<span> text emphasis, by adding styles for implementation </span>
Special symbols:
spaces & #151; long dash © copyright symbol ® registered symbol & & Symbols
Form:
The distance between the property cells is cellspacing; The padding cellpadding inside the cell; colspan merge columns; rowspan Merge Rows
adding video [HTML5]
1.<video src= ' video address ' height= ' video height ' width= ' video width ' autoplay auto play controls control scroll bar muted mute loop play ></video>
2.<video height= ' width= ' controls AutoPlay loop>
<source src= ' type= ' Video/mp4 '/>
</video>
adding audio [HTML5]
1.<audio src= ' Loop autoplay muted mute controls></audio>
2.<audio Loop muted autoplay controls>
<source src= ' type= ' audio/wav '/>
</audio>
HTML hard-to-remember tags