console
<h1>
heading
</h1>
<p>段落</p>
<h1>h1<h1>
<h2>h2<h2>
<a href="https://www.duba.com/?f=liebao" target=_blank>导航</a>
<img src=""width="104" height="142"/>
<h1 align="center">111</h1>
<h1>hr</h1><hr/>
<p>zheshi<br/>zhehang</p>
<p style="font-family:verdana;color:red">
red</p>
<div>1</div>
<div id="cities">2</div>
<div>3</div>
<p style="font-family:times;color:green">green</p>
<p style="background-color:green"><p>HTML kbd 元素表示键盘输入:</p>
<p><kbd>File | Open...</kbd></p>paragraph.</p>
<code>
var person = {firstName:"Bill", lastName:"Gats", age:50}
</code>
<link rel="stylesheet" href="css">
<ul>
<li>Coffee</li>
<li>Milk</li>
</ul>
<div class="cities">
<h2>London</h2>
<p>London </p>
<p> Londinium.</p>
</div>
<iframe src="http://www.1ke.co/course/636" name="iframe_a"></iframe>
<p><a href="http://www.1ke.co/course/636" target="iframe_a">1ke</a></p>
<a href="http://www.xiami.com/search?key=演员">Play the sound</a>
<video width="320" height="240" controls="controls" autoplay="autoplay">
<source src="/i/movie.ogg" type="video/ogg" />
<source src="/i/movie.mp4" type="video/mp4" />
<source src="/i/movie.webm" type="video/webm" />
<object data="/i/movie.mp4" width="320" height="240">
<embed width="320" height="240" src="/i/movie.swf" />
</object>
</video>
<embed src="http://v.youku.com/v_show/id_XMTc2MDY2Mzc3Ng==.html?spm=a2hww.20023042.m_223465.5~5~5~5~5~5~A&from=y1.3-idx-beta-1519-23042.223465.1-1"
width="480" height="400"
type="application/x-shockwave-flash">
</embed>
h1{
height:50px;
}
.cities{
background-color:black;
color:white;
margin:20px;
padding:20px;
}
div{
background:red;
}
#cities{
background-color:black;
color:white;
margin:20px;
padding:20px;
}