1. width:0;
2. height:0;
3. opacity:0;
4. position:absolute;left:-9999px;
5. text-indent:-9999;
6. z-index:-99999;
代码如下:
<style>
#box{
width:100px;
height:100px;
background-color:red;
position:absolute;
z-index:-9999;
}
</style>
<div id="box">111111</div>
<div>为什么要这样</div>
7. overflow:hidden;
width:0px;
height:0px;
overflow:hidden;