diff --git a/themes/chameleon/source/css/chameleon.css b/themes/chameleon/source/css/chameleon.css
index c2266d5..ca82ef6 100644
--- a/themes/chameleon/source/css/chameleon.css
+++ b/themes/chameleon/source/css/chameleon.css
@@ -609,6 +609,7 @@ td {
 
 /* overlap other elements */
 .mobile-nav-link {
+  background: black;
   border: 2px solid #999;
   border-radius: 5px;
   right: 0;
@@ -776,7 +777,8 @@ svg#link {
 }
 
 @media (prefers-color-scheme: dark) {
-  body {
+  body,
+  .mobile-nav-link {
     background: black;
     color: #e6e6e6;
   }
@@ -811,7 +813,8 @@ svg#link {
 }
 
 @media (prefers-color-scheme: light) {
-  body {
+  body,
+  .mobile-nav-link {
     background: #f1f1f1;
     color: #333;
   }