="page">
<div class="root">
    <div class="container-shell">
        <div id="container"></div>
        <div class="input">
            <div>
                当前浏览器：
                <span id="mseSupport264" style="color: green;display: none">支持MSE H264解码；</span>
                <span id="mseSupport" style="color: green;display: none">支持MSE H265解码；</span>
                <span id="mseNotSupport264" style="color: red;display: none">不支持MSE H264解码；</span>
            