diff --git a/awx/ui/client/lib/components/layout/_index.less b/awx/ui/client/lib/components/layout/_index.less
index 7b8e1977ab..f45735c19a 100644
--- a/awx/ui/client/lib/components/layout/_index.less
+++ b/awx/ui/client/lib/components/layout/_index.less
@@ -87,16 +87,8 @@
     }
 
     &-side {
-        // background: @at-color-side-nav-background;
-        // position: fixed;
-        // bottom: 0;
         margin-top: @at-height-top-side-nav-makeup;
-        // overflow-y: auto;
-        // max-height: 100vh;
-        // min-width: @at-width-collapsed-side-nav;
         width: @at-width-collapsed-side-nav;
-        // overflow-x: hidden;
-        // z-index: @at-z-index-side-nav;
 
         .at-Popover-container {
             margin-top: 2px;
@@ -259,14 +251,13 @@
 }
 
 /* Tower Sub Nav Dropdown */
-.twr-nav-dropdown {
+.at-SettingsSubPane {
     position: relative;
-    // display: inline-block;
 }
-.twr-nav-dropdown-content {
+.at-SettingsSubPane-content {
     display: none;
     position: absolute;
-    background-color: #848992;
+    background-color: @at-gray-848992;
     min-width: 140px;
     box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
     bottom: 0px;
@@ -274,14 +265,14 @@
     z-index: 2000;
 }
 
-.at-Layout-side--expanded + .twr-nav-dropdown {
-    .twr-nav-dropdown-content {
+.at-Layout-side--expanded + .at-SettingsSubPane {
+    .at-SettingsSubPane-content {
         left: @at-width-expanded-side-nav;
     }
 }
 
-.twr-nav-dropdown-content a {
-    color: #ffffff;
+.at-SettingsSubPane-content a {
+    color: @at-white;
     font-size: 0.85em;
     padding: 10px 20px;
     text-decoration: none;
@@ -289,12 +280,12 @@
 }
 
 // hover stuff
-.twr-nav-dropdown-content a:hover {
-    background-color: #b7b7b7;
+.at-SettingsSubPane-content a:hover {
+    background-color: @at-gray-b7;
 }
-.twr-nav-dropdown.twr-nav-dropdown--visible .twr-nav-dropdown-content {
+.at-SettingsSubPane.at-SettingsSubPane--visible .at-SettingsSubPane-content {
     display: block;
 }
-.twr-nav-dropdown.twr-nav-dropdown--visible .nav-button {
-    background-color: #b7b7b7;
+.at-SettingsSubPane.at-SettingsSubPane--visible .nav-button {
+    background-color: @at-gray-b7;
 }
\ No newline at end of file
diff --git a/awx/ui/client/lib/components/layout/side-nav.partial.html b/awx/ui/client/lib/components/layout/side-nav.partial.html
index dc28846f8d..14bf34231e 100644
--- a/awx/ui/client/lib/components/layout/side-nav.partial.html
+++ b/awx/ui/client/lib/components/layout/side-nav.partial.html
@@ -6,8 +6,8 @@
             </div>
             <ng-transclude></ng-transclude>
         </div>
-        <div class="twr-nav-dropdown" ng-class="{'twr-nav-dropdown--visible': vm.showSettingsSubMenu}">
-            <div class="twr-nav-dropdown-content">
+        <div class="at-SettingsSubPane" ng-class="{'at-SettingsSubPane--visible': vm.showSettingsSubMenu}">
+            <div class="at-SettingsSubPane-content">
                 <a ui-sref="settings.form({form: 'auth'})">Authentication</a>
                 <a ui-sref="settings.form({form: 'jobs'})">Jobs</a>
                 <a ui-sref="settings.form({form: 'system'})">System</a>