diff --git a/src/assets/styles/portal-index.scss b/src/assets/styles/portal-index.scss
index 3c941604..05a5c862 100644
--- a/src/assets/styles/portal-index.scss
+++ b/src/assets/styles/portal-index.scss
@@ -756,7 +756,7 @@
     margin-top:20px;
   }
   .xindex-ranking-course{
-    height: 530px;
+    height: 509px;
   }
 
   .xindex-ranking-case{
@@ -1269,8 +1269,7 @@
     margin-top:30px;
   }
   .xindex-ranking-course{
-    
-    height: 630px;
+    height: 614px;
   }
 
   .xindex-ranking-case{