根据浏览器自适应div高度,我将高度设置成百分比后,依然无效

<!DOCTYPE html><html lang="en"><head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        #dd {            width: 100%;            height: 100%;
        }        #dd1 {            width: 20%;            height: 20%;            background-color: #F17A7A;
        }    </style></head><body><div id="dd">
    <div id='dd1'>
        111
        222
        2222    </div></div></body></html>


叮当猫咪
浏览 987回答 2
2回答

LEATH

html,body{height:&nbsp;100%;width:&nbsp;100%;}
打开App,查看更多内容
随时随地看视频慕课网APP