diff --git a/_sass/color_schemes/dark.scss b/_sass/color_schemes/dark.scss
index f0e6505..e440f2e 100644
--- a/_sass/color_schemes/dark.scss
+++ b/_sass/color_schemes/dark.scss
@@ -15,3 +15,4 @@ $base-button-color: $grey-dk-250;
 $code-background-color: $grey-dk-250;
 $search-background-color: $grey-dk-250;
 $table-background-color: $grey-dk-250;
+$feedback-color: darken($sidebar-color, 3%);
diff --git a/_sass/layout.scss b/_sass/layout.scss
index b2b026a..12b7fe0 100644
--- a/_sass/layout.scss
+++ b/_sass/layout.scss
@@ -165,7 +165,7 @@
 
 .site-title:hover,
 .site-button:hover {
-  background-color: darken($sidebar-color, 3%);
+  background-color: $feedback-color;
 }
 
 // stylelint-disable selector-max-type
diff --git a/_sass/navigation.scss b/_sass/navigation.scss
index f9135fb..43efed5 100644
--- a/_sass/navigation.scss
+++ b/_sass/navigation.scss
@@ -32,7 +32,7 @@
 
       &:hover,
       &.active {
-        background-color: darken($sidebar-color, 3%);
+        background-color: $feedback-color;
       }
     }
 
@@ -47,7 +47,7 @@
       fill: $link-color;
 
       &:hover {
-        background-color: darken($sidebar-color, 3%);
+        background-color: $feedback-color;
       }
     }
 
diff --git a/_sass/search.scss b/_sass/search.scss
index cf56680..79c3cfd 100644
--- a/_sass/search.scss
+++ b/_sass/search.scss
@@ -112,7 +112,7 @@
 
   &:hover,
   &.active {
-    background-color: $sidebar-color;
+    background-color: $feedback-color;
   }
 
   @include mq(md) {
diff --git a/_sass/support/_variables.scss b/_sass/support/_variables.scss
index f8e185c..7f067a9 100644
--- a/_sass/support/_variables.scss
+++ b/_sass/support/_variables.scss
@@ -56,6 +56,7 @@ $sidebar-color: $grey-lt-000 !default;
 $search-background-color: $white !default;
 $table-background-color: $white !default;
 $code-background-color: $grey-lt-000 !default;
+$feedback-color: darken($sidebar-color, 3%) !default;
 
 $body-text-color: $grey-dk-100 !default;
 $body-heading-color: $grey-dk-300 !default;
diff --git a/assets/js/just-the-docs.js b/assets/js/just-the-docs.js
index 976dfe0..c7477d5 100644
--- a/assets/js/just-the-docs.js
+++ b/assets/js/just-the-docs.js
@@ -27,6 +27,7 @@ function initNav() {
   jtd.addEvent(document, 'click', function(e){
     var expander = e.path.find(function(x){ return x.classList && x.classList.contains('nav-list-expander') });
     if (expander) {
+      e.preventDefault();
       expander.parentElement.classList.toggle('active');
     }
   });