diff --git a/public/stylesheets/common.css b/public/stylesheets/common.css
index 56cefd0a4..c773a3218 100644
--- a/public/stylesheets/common.css
+++ b/public/stylesheets/common.css
@@ -575,6 +575,14 @@ hr {
   right: 0px;
 }
 
+.site_export #map {
+  position: absolute;
+  top: 0px;
+  bottom: 0px;
+  left: 0px;
+  right: 0px;
+}
+
 /* Rules for the edit page */
 
 .site_edit #map {