diff --git a/phpBB/styles/prosilver/theme/colours.css b/phpBB/styles/prosilver/theme/colours.css
index 4b7532ab8a..9b31693ee5 100644
--- a/phpBB/styles/prosilver/theme/colours.css
+++ b/phpBB/styles/prosilver/theme/colours.css
@@ -5,7 +5,7 @@ Colours and backgrounds for common.css
 
 html, body {
 	color: #536482;
-	background-color: #FFFFFF;
+	background-color: #DDDDE0;
 }
 
 h1 {
@@ -43,6 +43,12 @@ hr {
 
 /* Round cornered boxes and backgrounds
 ---------------------------------------- */
+#wrap {
+	background-color: #FFF;
+	border-color: #FFF;
+	box-shadow: 0 0 10px rgba(16, 82, 137, 0.12), inset 0 0 10px rgba(16, 82, 137, 0.08);
+}
+
 .headerbar {
 	background-color: #12A3EB;
 	background-image: url("./images/bg_header.gif");
diff --git a/phpBB/styles/prosilver/theme/common.css b/phpBB/styles/prosilver/theme/common.css
index a52f5e494d..b6d1f567f5 100644
--- a/phpBB/styles/prosilver/theme/common.css
+++ b/phpBB/styles/prosilver/theme/common.css
@@ -175,8 +175,24 @@ ol ol ul, ol ul ul, ul ol ul, ul ul ul {
 /* Main blocks
 ---------------------------------------- */
 #wrap {
-	padding: 0 20px;
+	border: 1px solid transparent;
+	border-radius: 12px;
+	margin: 0 auto;
+	max-width: 1152px;
 	min-width: 650px;
+	padding: 12px 20px;
+}
+
+@media only screen and (max-width: 1192px), only screen and (max-device-width: 1192px)
+{
+	body {
+		padding: 0;
+	}
+
+	#wrap {
+		border: none;
+		border-radius: 0;
+	}
 }
 
 #simple-wrap {
diff --git a/phpBB/styles/prosilver/theme/responsive.css b/phpBB/styles/prosilver/theme/responsive.css
index e27a2292b3..327795bdac 100644
--- a/phpBB/styles/prosilver/theme/responsive.css
+++ b/phpBB/styles/prosilver/theme/responsive.css
@@ -13,12 +13,15 @@ html {
 }
 
 body {
-	padding: 0 5px;
+	padding: 0;
 }
 
 #wrap {
-	min-width: 300px;
-	padding: 0;
+	border: none;
+	border-radius: 0;
+	box-shadow: none;
+	min-width: 290px;
+	padding: 0 5px;
 }
 
 /* Common block wrappers
diff --git a/phpBB/styles/prosilver/theme/tweaks.css b/phpBB/styles/prosilver/theme/tweaks.css
index 9a8ed5d399..683824b8f1 100644
--- a/phpBB/styles/prosilver/theme/tweaks.css
+++ b/phpBB/styles/prosilver/theme/tweaks.css
@@ -4,6 +4,11 @@ These style definitions are IE 7 and 8 specific
 tweaks required due to its poor CSS support.
 -------------------------------------------------*/
 
+/* No body padding since IE8 doesn't support media-queries */
+body {
+	padding: 0;
+}
+
 /* Clear float fix for IE7 */
 .inner {
 	zoom: 1;