代码编辑器：
x
1
2
<meta charset="utf-8">3
<link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> 4
<style>5
p.one6
{7
border:1px solid red;8
outline-style:solid;9
outline-width:thin;10
}11
p.two12
{13
border:1px solid red;14
outline-style:dotted;15
outline-width:3px;16
}17
</style>18
<p class="one">This is some text in a paragraph.</p>