diff --git a/src/pages/overall/overall-course/overall-course.scss b/src/pages/overall/overall-course/overall-course.scss
index 082c2ec..fcf6d0a 100644
--- a/src/pages/overall/overall-course/overall-course.scss
+++ b/src/pages/overall/overall-course/overall-course.scss
@@ -58,6 +58,9 @@
             width: 20px;
             text-align: center;
             border-radius: 5px;
+
+            padding-left: 3px;
+            padding-right: 3px;
         }
 
         .unread-number.none