
<body class="gray-bg">
    <div class="row  ">
        <div class="ibox float-e-margins">
            <div class="text-center float-e-margins p-md">
                <span>打开/关闭颜色/背景或方向版本: </span>
                <a href="javascript:void(0)" class="btn btn-xs btn-primary" id="lightVersion">轻型版本 </a>
                <a href="javascript:void(0)" class="btn btn-xs btn-primary" id="darkVersion">黑色版本 </a>
            </div>
            <div id="ibox-content">
           