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<img src="图片链接">
<div style="width:150px; height:60px; z-index:999; margin-top:-70px; background:trasparent; font-size:20px; font-weight:bold; color:green;">这是浮于图片之上的文字</div>
</body>
</html>
原文：http://www.cnblogs.com/thebigdipper/p/3732634.html