diff --git a/bijoe/templates/bijoe/cube.html b/bijoe/templates/bijoe/cube.html
index 34951a7..f24d70e 100644
--- a/bijoe/templates/bijoe/cube.html
+++ b/bijoe/templates/bijoe/cube.html
@@ -21,6 +21,7 @@ table {
 input[type=submit] {
   float: right;
   z-index: 1;
+  position: relative;
 }
 .filter { display: inline-block; }
 </style>