diff --git a/core/css/multiselect.css b/core/css/multiselect.css
index 8fab99806f7730bfc825d0b9cc4fc6f965d86635..667eba86e7c229ad61528f207155fff88e646fbd 100644
--- a/core/css/multiselect.css
+++ b/core/css/multiselect.css
@@ -18,6 +18,9 @@ ul.multiselectoptions.down {
 	border-bottom-left-radius: .5em;
 	border-bottom-right-radius: .5em;
 	width: 100%; /* do not cut off group names */
+	-webkit-box-shadow: 0px 0px 20px rgba(29,45,68,.4);
+	-moz-box-shadow: 0px 0px 20px rgba(29,45,68,.4);
+	box-shadow: 0px 0px 20px rgba(29,45,68,.4);
 }
 
 ul.multiselectoptions.up {