diff --git a/www/less/map.less b/www/less/map.less
index 83ac05273a23cda16fdf8f38579de5500add0caf..af34aee30a93a5088de6e31953cd435c5c12b41a 100644
--- a/www/less/map.less
+++ b/www/less/map.less
@@ -77,6 +77,7 @@
 #selectMarkers {
 
   > li {
+    position: relative;
     vertical-align: top;
 
     button {