html运行实例（eg_csse_margin-bottom_percent）-搜寻教程库

代码示例：（标识：eg_csse_margin-bottom_percent）

<html>
<head>
<style type="text/css">
p.bottommargin
{
margin-bottom: 25%
}
</style>
</head>
<body>

<p>This is a paragraph with no margin specified</p>
<p class="bottommargin">This is a paragraph with a specified bottom margin</p>
<p>This is a paragraph with no margin specified</p>

</body>
</html>