diff --git a/options/index.css b/options/index.css
index 7d20ed45..a7c3a2af 100644
--- a/options/index.css
+++ b/options/index.css
@@ -32,6 +32,7 @@ body {
   margin: 1em 0;
   border-bottom: 1px dotted #ccc;
   padding: 0 0 1em 16px;
+  position: relative;
 }
 
 .block:last-child {