diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/virtualshelves/addbybiblionumber.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/virtualshelves/addbybiblionumber.tt
index 8dcaf8b7e5..1e219f4404 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/virtualshelves/addbybiblionumber.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/virtualshelves/addbybiblionumber.tt
@@ -8,6 +8,11 @@
     [% END %]</title
 >
 [% INCLUDE 'doc-head-close.inc' %]
+<style>
+    fieldset.rows {
+        float: none;
+    }
+</style>
 </head>
 
 <body id="lists_addbybiblionumber" class="lists">