      <div class="layui-tab-content" style="padding: 20px 0;">
                <div class="layui-form layui-form-pane layui-tab-item layui-show">
                    <form method="post">

                        <div class="layui-form-item">
                            <label for="L_username" class="layui-form-label">用户名</label>
                            <div class="layui-input-inline">
                                <input type="text" id="L_username" name="username" readonly required lay-verify="r