diff --git a/contrib/static/krane.css b/contrib/static/krane.css
index 85ad556..612e905 100644
--- a/contrib/static/krane.css
+++ b/contrib/static/krane.css
@@ -371,4 +371,5 @@
           background-repeat: no-repeat;
           background-position: right top;
           background-attachment: fixed;
+          background-size: 256px;
       }