diff --git a/html/assets/css/style.css b/html/assets/css/style.css
index 0d4623e1976d0a27e7be3e76c37c6331f016d7df..8b90df35b60d78b03237ad0bf2012bc13f0f425b 100644
--- a/html/assets/css/style.css
+++ b/html/assets/css/style.css
@@ -42,7 +42,5 @@
 
 .grade {
   grid-template-columns: 9rem 1fr 1fr 1fr 1fr;
-  grid-template-rows: repeat(auto-fit, 25px);
-  background:
-    repeating-linear-gradient(to bottom,transparent 0 25px,#000 0 26px);
+  grid-template-rows: repeat(auto-fit, 30px);
 }