diff --git a/css/dropdown.scss b/css/dropdown.scss
index 19f185a..a346c61 100644
--- a/css/dropdown.scss
+++ b/css/dropdown.scss
@@ -1,5 +1,5 @@
 @import './variables/definition.scss';
-// @import './functions/func.scss';
+@import './functions/func.scss';
 @import './functions/checkbox.scss';
 
 $headerHeight: 26px;
@@ -227,6 +227,7 @@ $listMaxHeight: 210px;
             max-height: $listMaxHeight;
             overflow-y: auto;
             font-size: .875rem;
+            @include scrollbar();
 
             &.filtered>li:first-child {
                 background-color: $hoverColor;