css 弹性盒子和grid网格布局实现九宫格布局，每个格子的宽高一致（跟随页面宽度平分）。

效果图：高度设置为0，使用内间距100%，就可以将容器宽高的大小设置为一致。代码：<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0">

草字

2709人浏览 · 2022-04-07 11:46:02

草字 · 2022-04-07 11:46:02 发布

效果图：

高度设置为0，使用内间距100%，就可以将容器宽高的大小设置为一致。

代码：

<!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>
        .box{
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            grid-gap: 10px 10px;
        }
        .item{
            height: 0;
            padding-bottom:100%;/*高度设置为0，使用内间距100%，将匡高设置为一致*/
            position: relative;
        }
        img{
            width: 100%;height: 100%;position: absolute;
            object-fit: cover;/*预览图片的缩略图最好基于正中心显示*/
        }
    </style>
</head>
<body>
    <div class="box">
        <div class="item"><img src="https://pbs.twimg.com/media/FPp3nouUcAYNT7d.jpg" ></div>
        <div class="item"><img src="https://pbs.twimg.com/media/FPp3nouUcAYNT7d.jpg" ></div>
        <div class="item"><img src="https://pbs.twimg.com/media/FPp3nouUcAYNT7d.jpg" ></div>
        <div class="item"><img src="https://pbs.twimg.com/media/FPp3nouUcAYNT7d.jpg" ></div>
        <div class="item"><img src="https://pbs.twimg.com/media/FPp3nouUcAYNT7d.jpg" ></div>
    </div>
</body>
</html>

更新：网格布局和弹性盒子的优化实现方式。

<!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>
        *{
            margin:0;
            padding:0;
            box-sizing: border-box;
        }
        /*弹性盒子实现*/
        .imgColumn4{
            overflow: auto;
            display: flex;
            flex-wrap: wrap;
            padding: 5px;
        }
        .imgColumn4>div{
            width:25%;
            padding: 5px;
            box-sizing: border-box;
        }
        .imgColumn4Box{
            position: relative;
            padding-top: 100%;
        }
        .imgColumn4Img{
            position:absolute;
            top:0;
            left:0;
            width:100% !important;
            height:100% !important;
            object-fit: cover;
        }
        /*grid网格布局实现*/
        .imgGridColumn4{
            display: grid !important;
            grid-template-columns: 1fr 1fr 1fr 1fr;
            grid-gap: 10px;
            overflow: auto;
            margin: 10px;
        }
        .imgGridColumn4Box{
            position: relative;
            padding-top: 100%;
        }
        .imgGridColumn4Img{
            position:absolute;
            top:0;
            left:0;
            width:100% !important;
            height:100% !important;
            object-fit: cover;
        }
    </style>
</head>
<body>
    <h2>弹性盒子实现</h2>
    <div class="imgColumn4">
        <div>
            <div class="imgColumn4Box">
                <img class="imgColumn4Img" src="http://file.upload.dacxj.com/disasteradmin/tongchuanshi/yaozhouqu/miaowanzhen/pics/1c77749f65be417caf5bf2101d81ed8f.jpg" />
            </div>
        </div>
        <div>
            <div class="imgColumn4Box">
                <img class="imgColumn4Img" src="http://file.upload.dacxj.com/disasteradmin/tongchuanshi/yaozhouqu/miaowanzhen/pics/1c77749f65be417caf5bf2101d81ed8f.jpg" />
            </div>
        </div>
        <div>
            <div class="imgColumn4Box">
                <img class="imgColumn4Img" src="http://file.upload.dacxj.com/disasteradmin/tongchuanshi/yaozhouqu/miaowanzhen/pics/1c77749f65be417caf5bf2101d81ed8f.jpg" />
            </div>
        </div>
        <div>
            <div class="imgColumn4Box">
                <img class="imgColumn4Img" src="http://file.upload.dacxj.com/disasteradmin/tongchuanshi/yaozhouqu/miaowanzhen/pics/1c77749f65be417caf5bf2101d81ed8f.jpg" />
            </div>
        </div>
        <div>
            <div class="imgColumn4Box">
                <img class="imgColumn4Img" src="http://file.upload.dacxj.com/disasteradmin/tongchuanshi/yaozhouqu/miaowanzhen/pics/1c77749f65be417caf5bf2101d81ed8f.jpg" />
            </div>
        </div>
    </div>
    <h2>网格布局实现</h2>
    <div class="imgGridColumn4">
        <div class="imgGridColumn4Box">
            <img class="imgGridColumn4Img" src="http://file.upload.dacxj.com/disasteradmin/tongchuanshi/yaozhouqu/miaowanzhen/pics/1c77749f65be417caf5bf2101d81ed8f.jpg" />
        </div>
        <div class="imgGridColumn4Box">
            <img class="imgGridColumn4Img" src="http://file.upload.dacxj.com/disasteradmin/tongchuanshi/yaozhouqu/miaowanzhen/pics/1c77749f65be417caf5bf2101d81ed8f.jpg" />
        </div>
        <div class="imgGridColumn4Box">
            <img class="imgGridColumn4Img" src="http://file.upload.dacxj.com/disasteradmin/tongchuanshi/yaozhouqu/miaowanzhen/pics/1c77749f65be417caf5bf2101d81ed8f.jpg" />
        </div>
        <div class="imgGridColumn4Box">
            <img class="imgGridColumn4Img" src="http://file.upload.dacxj.com/disasteradmin/tongchuanshi/yaozhouqu/miaowanzhen/pics/1c77749f65be417caf5bf2101d81ed8f.jpg" />
        </div>
        <div class="imgGridColumn4Box">
            <img class="imgGridColumn4Img" src="http://file.upload.dacxj.com/disasteradmin/tongchuanshi/yaozhouqu/miaowanzhen/pics/1c77749f65be417caf5bf2101d81ed8f.jpg" />
        </div>
    </div>
</body>
</html>