lovecoding
/
W260426


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .header{
            text-align: center;
        }
        .header::after{
            content: "";
            display: block;
            height: 2px;
            background-color: blue;
        }
        .content{
            width: 400px;
            margin: 0 auto;
        }
        ul{
            list-style:none;
        }
        li{
            background-color: #999;
            margin-bottom: 10px;
            /* height: 50px;
            line-height: 50px; */
            padding:20px;
            border-radius: 10px;
            color: white;

        }
        
        li:nth-child(odd){
            background-color: #333;
        }
        li:first-child{
            background-color: blue;
        }
        li:hover{
            background-color: blue;
        }
        li:last-child:hover::after{
            content: "这是最后一个列表项";
        }
    </style>
</head>

<body>
    <div class="header">
        <h1>我的简单网页</h1>
    </div>
    <div class="content">
        <p>以下是一些列表项：</p>
        <ul>
            <li>列表项1</li>
            <li>列表项2</li>
            <li>列表项3</li>
            <li>列表项4</li>
            <li>列表项5</li>
            <li>列表项6</li>
            <li>列表项7</li>
        </ul>
    </div>
</body>

</html>