--- a/browser/themes/osx/places/places.css
+++ b/browser/themes/osx/places/places.css
@@ -1,17 +1,17 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 %include ../shared.inc
 
 /* Sidebars */
 
-#bookmarksPanel, 
+#bookmarksPanel,
 #history-panel,
 #sidebar-search-container,
 #tabs-panel {
   -moz-appearance: none !important;
   background-color: transparent !important;
   border-top: none !important;
 }
 
@@ -22,20 +22,16 @@
   height: 24px;
   font-size: 12px;
 }
 
 .sidebar-placesTree {
   -moz-appearance: -moz-mac-source-list;
 }
 
-.sidebar-placesTreechildren {
-  border-top: 1px solid #bebebe;
-}
-
 .sidebar-placesTreechildren::-moz-tree-separator {
   border-top: 1px solid #505d6d;
   margin: 0 10px;
 }
 
 .sidebar-placesTreechildren::-moz-tree-row {
   background-color: transparent;
 }
@@ -158,17 +154,17 @@
 #viewButton:focus {
   box-shadow: 0 1px 0 hsla(0, 0%, 0%, .15),
               0 0 0 1px hsla(210, 100%, 60%, .45) inset,
               0 0 0 2px hsla(210, 100%, 60%, .45);
   border-color: hsla(210, 100%, 60%, 1);
 }
 
 #sidebar-search-container {
-  margin: 0 4px 6px;
+  margin: 0 4px;
 }
 
 /* Trees */
 
 treechildren::-moz-tree-image(title) {
   list-style-image: url("chrome://mozapps/skin/places/defaultFavicon.svg");
   padding-inline-end: 2px;
   margin: 0px 2px;