diff --git a/mod/assign/styles.css b/mod/assign/styles.css
index e9a618f0e87..9f5ba96a57b 100644
--- a/mod/assign/styles.css
+++ b/mod/assign/styles.css
@@ -1165,6 +1165,7 @@
         width: auto;
         display: inline-block;
         margin: 0 auto;
+        height: auto;
     }
 
     .path-mod-assign [data-region="user-selector"] .alignment {