diff --git a/public/css/firefly.css b/public/css/firefly.css
index 195d5a4043..422c9bed10 100644
--- a/public/css/firefly.css
+++ b/public/css/firefly.css
@@ -1,3 +1,8 @@
 #daterange {cursor:pointer;}
 .google-chart-error {height:30px;background:url('/images/error.png') no-repeat center center;}
-.handle {cursor:move;}
\ No newline at end of file
+.handle {cursor:move;}
+
+.ui-sortable-placeholder {
+    display: inline-block;
+    height: 1px;
+}
\ No newline at end of file