4-3麻烦老师看一下对不对
来源：4-3 编程练习
小肥桐
2018-01-05 15:52:57
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>慕课网</title>
<style type="text/css">
*{margin:0;padding:0;}
.big{width:100%;height:4000px;background:url(http://climg.mukewang.com/59c9f7ce0001839219034033.png) no-repeat top center}
.left{width:220px;height:250px;background:url(http://climg.mukewang.com/5a3383d00001a3dd02240364.png) no-repeat top center; position:fixed;left:0px;top:50%;margin-top:-125px}
.right{width:220px;height:250px;background:url(http://climg.mukewang.com/5a3383c70001f1b702240364.png) no-repeat top center;position:fixed;right:0px;top:50%;margin-top:-125px}
</style>
</head>
<body>
<div class="big">
<div class="left"></div>
<div class="right"></div>
</div>
</body>
</html>
1回答
-
你好，经测试，实现效果没有问题，继续加油！
祝学习愉快~
0
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