diff --git a/css/style.css b/css/style.css
index b7664320..9cc9bf9a 100644
--- a/css/style.css
+++ b/css/style.css
@@ -1,7 +1,9 @@
 .popover {
   padding: 0; }
-  .popover.bottom > .arrow:after {
-    border-bottom-color: #f7f7f7; }
+  .popover.bottom > .arrow {
+    border-bottom-color: #000; }
+    .popover.bottom > .arrow:after {
+      border-bottom-color: #f7f7f7; }
 
 .popover-content {
   padding: 10px 24px; }
diff --git a/sass/style.scss b/sass/style.scss
index ab11649d..51b95cb9 100644
--- a/sass/style.scss
+++ b/sass/style.scss
@@ -3,6 +3,8 @@
 
   &.bottom {
     > .arrow {
+      border-bottom-color: #000;
+
       &:after {
         border-bottom-color: #f7f7f7;
       }