细节优化

app/admin/view/default/public/module/form_operate_top.html

@@ -60,7 +60,7 @@
 {{/if}}
 
 <!-- 字段选择 -->
-{{if !empty($user) and (!isset($form_table['base']['is_fields_sel']) or $form_table['base']['is_fields_sel'] eq 1)}}
+{{if !empty($admin) and (!isset($form_table['base']['is_fields_sel']) or $form_table['base']['is_fields_sel'] eq 1)}}
     <div class="am-fr am-nbfc">
         <button type="button" class="am-btn am-btn-default am-radius am-btn-xs am-icon-cog" data-am-modal="{target: '#form-table-fields-popup'}"> 设置</button>
     </div>

public/static/common/lib/assets/css/amazeui.css

@@ -1832,9 +1832,6 @@ fieldset[disabled] .am-btn-secondary.am-active {
   background-color: #F37B1D;
   border-color: #F37B1D;
 }
-a.am-btn-warning:visited {
-  color: #fff;
-}
 .am-btn-warning:hover,
 .am-btn-warning:focus,
 .am-btn-warning:active,