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  • 三列浮动中间宽度自适应

    二个固定定位,用margin 把左边和右边都让出来。
     
    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <meta http-equiv="X-UA-Compatible" content="ie=edge">
        <title>三列浮动中间宽度自适应</title>
        <style>
            *{
                margin: 0;
                padding: 0;
            }
            #left{
                border :1px solid red;
                 200px;
              /* height: 200px; */
                height: 100%;
                position: absolute;
                top :0px;
                left :0px;
            }
            #right{
                border :1px solid green;
                 200px;
        /* height: 200px; */
        height: 100%;
                position: absolute;
                top :0px;
                right :0px;
              
            }
            #center{
                background-color: #fcc;
                border:1px solid  black;
                /* height: 200px; */
                height: 100%;
                margin-left:205px;
                margin-right:205px;
                
            }
            .box{
                height:   500px;
                border:1px solid  green;
                position: relative;
            }
        
        
        </style>
    </head>
    <body>
        <div class="box">
            <div id="left"></div>
            <div id="center"></div>
            <div id="right"></div>
        </div>
     
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/dabaixiong/p/12187322.html
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