老师，我这样写对吗？居中还有什么更方便的写法吗？

来源：7-2 编程练习

慕娘0924178

2019-06-29 17:53:08

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
<title></title>
<style>
   .div0{
       width:1903px;
       height:4033px;
       background-image:url("http://climg.mukewang.com/59c9f7ce0001839219034033.png");
       position:relative;
   }
   .div1{
       width:224px;
       height:364px;
       background-image:url("http://climg.mukewang.com/5a3383c70001f1b702240364.png");
       position:fixed;
       left:0px;
       top:0px;
       bottom:0px;
       margin:auto 0px;
   }.div2{
       width:224px;
       height:364px;
       background-image:url("http://climg.mukewang.com/5a3383d00001a3dd02240364.png");
       position:fixed;
       right:0px;
       top:0px;
       bottom:0px;
       margin:auto 0px;
   }
</style>
</head>
<body>
<div class="div0">
   <div class="div1"></div>
   <div class="div2"></div>
</div>
</body>
</html>

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