<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>普通用户-图书管理系统</title>
    <link href="/layui/css/layui.css" rel="stylesheet"/>
</head>

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

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

    <div th:include="common/user_header :: header"></div>

    <div class="layui-side layui-bg-black">
        <div class="layui-side-scroll">
            <!-- 左侧导航区域（可配合layui已有的垂直导航） -