diff --git a/apps/accessibility/css/themehighcontrast.scss b/apps/accessibility/css/themehighcontrast.scss
index ad6f9a5642..10ccdb47da 100644
--- a/apps/accessibility/css/themehighcontrast.scss
+++ b/apps/accessibility/css/themehighcontrast.scss
@@ -18,6 +18,8 @@ $color-border: darken($color-main-background, 50%);
 $color-border-dark: darken($color-main-background, 50%);
 
 [class^='icon-'], [class*=' icon-'],
-.action {
+.action,
+#appmenu li a,
+.menutoggle {
 	opacity: 1 !important;
 }
diff --git a/settings/css/settings.scss b/settings/css/settings.scss
index c89c6d47bb..f833913b7d 100644
--- a/settings/css/settings.scss
+++ b/settings/css/settings.scss
@@ -941,9 +941,9 @@ span.version {
 
 .section {
 	margin-bottom: 0;
-	/* use 2nd child since app-navigation-toggle is the first */
-	&:not(:nth-child(2)) {
-		border-top: 1px solid var(--color-border);
+	/* section divider lines, none needed for last one */
+	&:not(:last-child) {
+		border-bottom: 1px solid var(--color-border);
 	}
 
 	/* correctly display help icons next to headings */