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HTML ??
?道?
?道? 2019-05-01 19:41:03
0
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1663

<!DOCTYPE html>

<html>

<head>

<meta charset="utf-8">

<title>清新教育</title>

< style type="text/css">

*{margin:0;padding:0;}

.clearfix:after{content:""; ???: ? ?;

?????: ??;}

.clearfix{*zoom: 1;}

#wrapper{border: #000 solid 3px;

width: 500px;}

#header{height: 70px;

??: #f90;}

#main{/* ???:#f0f ?? 2px; */

??: 10px 0;}

.content{??: 340px;

??: 200px;

??: #f90;

float: ??;}

.sidebar{??: 150px;

??: 200px;

??: #f90;

??: ???;}

#footer{??: 50px;

??: #f90;}

</style>

</head>

<body>

<div id="wrapper">

<div id="header">hedaer</div>


<div id="main" class=" Clearfix">

<div class="content">content</div>

<div class="sidebar">sidebar</div>





</div>

<div id="footer">footer</div>




</div>

</body>

</html>


?道?
?道?

?? ??(0)