div 高度不能100% ,急

Question

div 高度不能100% ,急

发布于
2017-04-20

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <link rel="stylesheet" href="http://www.jq22.com/demo/video-js/css/video-js.css">
    <script src="http://vjs.zencdn.net/5.18.4/video.min.js"></script>    
    <style>
        * {
            margin: 0;
            padding: 0;
        }
        body,
        html {
            overflow: hidden;
            height: 100%;
        }
        #app {
            width: 100%;
            height: 100%;
            display: -webkit-flex;
        }
        #app .a {
            -webkit-flex: 5.5;
            overflow: hidden;
        }
        .a video {
            height: 100%;
        }
        #app .b {
            -webkit-flex: 4.5;
        }
        .a > div {
            width: 100%;
            height: 100% !important;
        }
    </style>
</head>
<body>
<div id="app">
    <div class="a">
        
    </div>
    <div class="b"></div>
</div>
<script>
setTimeout(function(){
    var a = document.querySelectorAll('.a')[0];
    var x = 'http://vjs.zencdn.net/v/oceans.mp4';
    a.innerHTML = `<video src="${x}" id="xx" autoplay="autoplay" loop="loop"></video>`;
    videojs("xx").ready(function(){
        this.play();
    });
},1000);
</script>
</body>
</html>

代码直接复制过去就能看效果了。

图片描述