diff --git a/view/theme/frio/css/style.css b/view/theme/frio/css/style.css
index f73b1888c1..2ad28b5a01 100644
--- a/view/theme/frio/css/style.css
+++ b/view/theme/frio/css/style.css
@@ -643,17 +643,33 @@ nav.navbar .nav > li > button:focus
     right: -2px;
     background-color: #ff8989;
 }
+#myNavmenu {
+    top: 50px;
+    background-color: $background_color;
+    border-top: 0;
+    border-right: 0;
+    border-bottom: 0;
+    border-left-color: $nav_icon_color;
+    box-shadow: 0 0 3px black;
+}
+#myNavmenu ul, #myNavmenu ul li:first-child, #myNavmenu ul, #myNavmenu ul li:last-child {
+    border-radius: 0;
+}
 #myNavmenu li,
 #myNavmenu a {
     background-color: $nav_bg;
     color: $nav_icon_color;
 }
+
+#myNavmenu li.list-group-item {
+    border-color: $background_color;
+}
+#myNavmenu a {
+    display: block;
+}
 #myNavmenu li.nav-sitename {
     font-weight: bold;
 }
-#myNavmenu {
-    top: 50px;
-}
 #topbar-first .dropdown.account li#nav-sitename {
     padding-left: 15px;
     padding-right: 15px;
@@ -2045,6 +2061,10 @@ ul.tabs li a {
 ul.tabs li:hover, ul.tabs li.active {
     border-bottom-width: 4px;
 }
+ul.tabbar ul.tabs-extended:hover li.dropdown {
+    border-bottom: 0;
+}
+
 ul.tabbar ul.tabs-extended li.active {
     width: 100%;
     border-bottom-width: 2px;
@@ -2053,14 +2073,18 @@ ul.tabbar ul.tabs-extended li.active a {
     background: none;
 }
 ul.dropdown-menu li:hover {
-    border-bottom-width: 0;
+    border-bottom: 0;
+}
+.dropdown-menu li {
+    display: block;
+    width: 100%;
+    box-sizing: border-box;
 }
-
-
 /* Dropdown Menu */
 .dropdown-menu li a,
 .dropdown-menu li .btn-link {
-	color: $link_color;
+    color: $font_color_darker;
+    
 }
 .dropdown-menu li > :hover,
 .dropdown-menu li > :visited,
diff --git a/view/theme/frio/js/theme.js b/view/theme/frio/js/theme.js
index b630739668..18ead816e1 100644
--- a/view/theme/frio/js/theme.js
+++ b/view/theme/frio/js/theme.js
@@ -136,7 +136,7 @@ $(document).ready(function(){
 	// initialize the bootstrap-select
 	$('.selectpicker').selectpicker();
 
-	// add search-heading to the seccond navbar
+	// add search-heading to the second navbar
 	if( $(".search-heading").length) {
 		$(".search-heading").appendTo("#topbar-second > .container > #tabmenu");
 	}
@@ -147,6 +147,13 @@ $(document).ready(function(){
 		// get the text of the heading (we catch the plain text because we don't
 		// want to have a h4 heading in the navbar
 		var searchText = $(".section-title-wrapper > h2").html();
+
+		// temporary workaround to avoid 'undefined' being displayed (issue #9789)
+		// https://github.com/friendica/friendica/issues/9789
+		// TODO: find a way to localize this string
+		if(typeof searchText === "undefined") { 
+			searchText = "No results";
+		}
 		// insert the plain text in a <h4> heading and give it a class
 		var newText = '<h4 class="search-heading">'+searchText+'</h4>';
 		// append the new heading to the navbar