diff --git a/phpBB/styles/prosilver/template/navbar_header.html b/phpBB/styles/prosilver/template/navbar_header.html
index acd71daaaa..087acc9cf9 100644
--- a/phpBB/styles/prosilver/template/navbar_header.html
+++ b/phpBB/styles/prosilver/template/navbar_header.html
@@ -3,7 +3,7 @@
 
 	<ul id="nav-main" class="nav-main linklist" role="menubar">
 
-		<li id="quick-links" class="quick-links dropdown-container<!-- IF not S_DISPLAY_QUICK_LINKS and not S_DISPLAY_SEARCH --> hidden<!-- ENDIF -->" data-skip-responsive="true">
+		<li id="quick-links" class="quick-links dropdown-container responsive-menu<!-- IF not S_DISPLAY_QUICK_LINKS and not S_DISPLAY_SEARCH --> hidden<!-- ENDIF -->" data-skip-responsive="true">
 			<a href="#" class="dropdown-trigger">
 				<i class="icon fa-bars fa-fw" aria-hidden="true"></i><span>{L_QUICK_LINKS}</span>
 			</a>
diff --git a/phpBB/styles/prosilver/theme/buttons.css b/phpBB/styles/prosilver/theme/buttons.css
index 726639ff92..7f93dbdf89 100644
--- a/phpBB/styles/prosilver/theme/buttons.css
+++ b/phpBB/styles/prosilver/theme/buttons.css
@@ -166,6 +166,11 @@ button::-moz-focus-inner {
 	background-image: none;
 }
 
+.dropdown .small-icon {
+	background-position: 5px 50%;
+	padding: 5px;
+}
+
 .small-icon > a {
 	padding: 0 0 0 18px;
 }
diff --git a/phpBB/styles/prosilver/theme/common.css b/phpBB/styles/prosilver/theme/common.css
index 219603a969..e5a147f034 100644
--- a/phpBB/styles/prosilver/theme/common.css
+++ b/phpBB/styles/prosilver/theme/common.css
@@ -234,10 +234,6 @@ a:hover	{ text-decoration: underline; }
 	list-style-type: none;
 }
 
-.navbar .linklist > li {
-	display: inline-block;
-}
-
 ul.linklist {
 	display: block;
 	margin: 0;
diff --git a/phpBB/styles/prosilver/theme/responsive.css b/phpBB/styles/prosilver/theme/responsive.css
index d611f94e75..4f5a5db742 100644
--- a/phpBB/styles/prosilver/theme/responsive.css
+++ b/phpBB/styles/prosilver/theme/responsive.css
@@ -16,9 +16,25 @@
 }
 
 @media (max-width: 430px) {
-	.section-viewtopic .search-box .inputbox {
-		width: 110px;
+	.action-bar .search-box .inputbox {
+		width: 120px;
 	}
+
+	.section-viewtopic .search-box .inputbox {
+		width: 57px;
+	}
+
+	.action-bar .search-box .inputbox ::-moz-placeholder {
+    	content: "Search...";
+  	}
+
+  	.action-bar .search-box .inputbox :-ms-input-placeholder {
+  		content: "Search...";
+  	}
+
+  	.action-bar .search-box .inputbox ::-webkit-input-placeholder {
+  		content: "Search...";
+  	}
 }
 
 @media (max-width: 500px) {
@@ -92,6 +108,10 @@
 		margin-top: 5px;
 		width: 100%;
 	}
+
+	.quick-links .dropdown-trigger span {
+		display: none;
+	}
 }
 
 @media (max-width: 550px) {