diff --git a/htdocs/themes/math4-yellow/_theme-overrides.scss b/htdocs/themes/math4-yellow/_theme-overrides.scss
index 2747ede72a..9db468ea94 100644
--- a/htdocs/themes/math4-yellow/_theme-overrides.scss
+++ b/htdocs/themes/math4-yellow/_theme-overrides.scss
@@ -27,5 +27,4 @@ a:not(.btn):focus {
 
 :root {
 	--ww-site-nav-link-active-background-color: #{$primary};
-	--ww-site-nav-link-active-color: #{color-contrast($primary)};
 }
diff --git a/htdocs/themes/math4/bootstrap.scss b/htdocs/themes/math4/bootstrap.scss
index f52d52c920..4398ce7051 100644
--- a/htdocs/themes/math4/bootstrap.scss
+++ b/htdocs/themes/math4/bootstrap.scss
@@ -98,8 +98,4 @@ a:not(.btn):focus {
 	outline-width: 1px;
 }
 
-#site-links a:not(.btn):focus {
-	outline-width: 2px;
-}
-
 @import "theme-overrides";
diff --git a/htdocs/themes/math4/math4.scss b/htdocs/themes/math4/math4.scss
index 04e4142d9a..f0fee9b40f 100644
--- a/htdocs/themes/math4/math4.scss
+++ b/htdocs/themes/math4/math4.scss
@@ -195,6 +195,10 @@ $site-nav-width: 250px !default;
 		}
 	}
 
+	a:not(.btn):focus {
+		outline-width: 2px;
+	}
+
 	.info-box {
 		border-radius: 0;
 		border: none;
@@ -219,11 +223,10 @@ $site-nav-width: 250px !default;
 
 				}
 			}
-			&.list-group-item {
-				.nav-link:focus {
-					position: relative;
-					z-index: 2;
-				}
+
+			.nav-link:focus {
+				position: relative;
+				z-index: 2;
 			}
 		}
 	}