html运行实例（eg_csse_position_top

代码示例：（标识：eg_csse_position_top_test）

<html>
<head>
<style type="text/css">
img
{
position:absolute;
top:5px;
}
</style>
</head>

<body>
<img src="/logo.png" />
<h1>This is a heading</h1>
</body>
</html>