diff --git a/src/main/resources/static/route/classplan/save.html b/src/main/resources/static/route/classplan/save.html
index db1d758..ef4c1da 100644
--- a/src/main/resources/static/route/classplan/save.html
+++ b/src/main/resources/static/route/classplan/save.html
@@ -276,7 +276,7 @@
 
         // 初始化内容
         function initData() {
-            $('.layui-card').height($(window).height());
+            $('.layui-card').height($('.layui-card').height());
             initPlanStartTimeDateTime();
             initPlanEndTimeDateTime();
             initTeacherList();