ink rel="stylesheet" th:href="@{/lib/layui/css/layui.css}">
    <link rel="stylesheet" th:href="@{/css/zadmin.css}">
    <link rel="stylesheet" th:href="@{/css/common.css}">
    <link rel="stylesheet" href="//at.alicdn.com/t/font_1179208_6sxekl4z8m7.css">
</head>

<body class="layui-layout-body">

    <div class="layui-layout layui-layout-admin">

        <div class="layui-header">
            <!-- logo 区域 -->
            <div class="layui-logo">
                <img th:src="@{/images/security.png}" alt