这样写可以吗?

来源：3-6 编程练习

跟个猪一样

2019-12-04 13:27:57

<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title>margin外边距</title>
        <style type="text/css">
            * {
                margin: 0;
                padding: 0;
             }
            ul{
                list-style:none;width:300px;height:400px;
                background-color:pink;
                padding-top:40px;
            }
            li{

                width:200px;height:50px;background-color:yellow;
                /*样式补充*/
               margin-top:40px;
               margin-left:40px;
               margin-bottom: 40px;
                


            }
        </style>
    </head>
    <body>
        <ul>
            <li>HTML</li>
            <li>CSS</li>
            <li>JavaScript</li>
        </ul>
    </body>
</html>

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