diff --git a/src/pages/overall/overall-course/unread-entry/unread-entry.scss b/src/pages/overall/overall-course/unread-entry/unread-entry.scss
index a342123..8fb412d 100644
--- a/src/pages/overall/overall-course/unread-entry/unread-entry.scss
+++ b/src/pages/overall/overall-course/unread-entry/unread-entry.scss
@@ -84,7 +84,6 @@
         // Mark as read
         button.mark-as-read
         {
-            background: #eee;
             color: #aaa;
         }
     }