How to center a DIV using the position:fixed attribute-CSS Tutorial-php.cn

How to center a DIV using the position:fixed attribute

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Release： 2018-06-26 09:41:36

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Let me share with you the key code to use the position:fixed attribute to center the div: position:fixed;left:0px;right:0px;width:706px;margin-left:auto;margin-right:auto, if you are interested Friends can refer to it

The key code is : #topmenu_keleyi_com{position:fixed;left:0px;right:0px;width:706px;margin-left:auto;margin-right :auto;}
Attached complete code:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<title>使position:fixed的p居中-柯乐义</title> 
<style type="text/css"> 
#topmenu_keleyi_com{position:fixed;left:0px;right:0px;width:706px;margin-left:auto;margin-right:auto;top:100px;height:50px;background-color:Red;} 
#topmenu_keleyi_com li{float:left; 
list-style:none; 
margin-right:1px; 
width:116px; 
background-color:#e0f0e0; 
} 
#topmenu_keleyi_com ul{ margin:0px;padding:0px;} 
body{margin:0px;} 
</style> 
</head> 
<body> 
<p id="topmenu_keleyi_com"> 
<ul><li><a href="http://www.keleyi.com/menu/net/" target="_blank">.NET</a></li> 
<li><a href="http://www.keleyi.com/menu/javascript/" target="_blank">Javascript</a></li> 
<li><a href="http://www.keleyi.com/menu/jquery/" target="_blank">jQuery</a></li> 
<li><a href="http://www.keleyi.com/menu/csharp/" target="_blank">C#</a></li> 
<li><a href="http://www.keleyi.com/menu/other/" target="_blank">其他</a></li> 
<li><a href="http://www.keleyi.com/" target="_blank">首页</a></li></ul> 
position:fixed的p的居中效果,改变页面的宽度看看。 
</p> 
</body> 
</html>

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