diff --git a/plugin/admin/app/view/teacher/free_time_setting.html b/plugin/admin/app/view/teacher/free_time_setting.html
index 140e1a3..ae5fd13 100644
--- a/plugin/admin/app/view/teacher/free_time_setting.html
+++ b/plugin/admin/app/view/teacher/free_time_setting.html
@@ -113,7 +113,7 @@
                                 {/foreach}
                             </select>
                         </div>
-                        <div class="layui-input-inline" style="margin-left: 50px;padding-top: 10px;width: 90px">
+                        <div class="layui-input-inline" style="padding-top: 10px;width: 90px">
                             <button type="button" class="layui-btn layui-btn-xs layui-bg-green add-schedule-time"
                                     lay-event="remove" permission="app.admin.teacher.delete">添加
                             </button>