lovecoding
/
W250511


			
				
					
						
						
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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;
            background-color: #ccc;
            height: 100px;
            line-height: 100px;
        }
        .nav{
            text-align: center;
            background-color: #ccc;
            height: 50px;
            line-height: 50px;
            margin-top: 10px;
        }

        .left,.center,.right{
            height: 300px;
            /* background-color: #ccc; */
            text-align: center;
            line-height: 300px;
            float: left;
        }
        .content{
            margin-top: 10px;
        }
        .content::after{
            content: "";
            display: block;
            clear: both;
        }
        .content .left{
            width: 20%;
            background-color: #ccc;
        }
        .content .center{
            width: 60%;
        }
        .content .center-box{
            background-color: #ccc;
            margin:0 10px;
        }
        .content .right{
            width: 20%;
            background-color: #ccc;
        }
        .footer{
            background-color: #ccc;
            text-align: center;
            height: 100px;
            line-height: 100px;
            margin-top: 10px;
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="header">头部区域</div>
        <div class="nav">菜单导航区域</div>
        <div class="content">
            <div class="left">左侧内容</div>
            <div class="center">
                <div class="center-box">
                    中间区域
                </div>
            </div>
            <div class="right">右侧内容</div>
        </div>
        <div class="footer">底部区域</div>
    </div>
</body>
</html>