diff --git a/mod/assign/styles.css b/mod/assign/styles.css
index 1cd01ed36be..3593c73bd2f 100644
--- a/mod/assign/styles.css
+++ b/mod/assign/styles.css
@@ -977,7 +977,6 @@
     left: auto;
     right: 15px;
     margin: 0;
-    height: 100%;
     line-height: 60px;
 }