diff --git a/styles/prosilver/theme/portal.css b/styles/prosilver/theme/portal.css
index 1b9cf273..b256222b 100644
--- a/styles/prosilver/theme/portal.css
+++ b/styles/prosilver/theme/portal.css
@@ -47,7 +47,7 @@
 
 .portal-events li.row
 {
-	border-top: 0px;
+	border-top: 0;
 	list-style-type: none;
 }
 
@@ -98,7 +98,7 @@
 
 .rtl .portal-user-annotation {
 	float: left;
-	padding-right: 0px;
+	padding-right: 0;
 }
 
 .portal-title-span {
@@ -121,7 +121,7 @@
 
 .rtl .portal-text-span {
 	float: right;
-	padding-right: 0px;
+	padding-right: 0;
 	padding-left: 10px;
 }
 
@@ -132,7 +132,7 @@
 
 .rtl .portal-data-span {
 	float: left;
-	padding-right: 0px;
+	padding-right: 0;
 	padding-left: 10px;
 }
 
@@ -371,8 +371,8 @@ a.portal-forumtitle {
 }
 
 #portal-body #viewpoll {
-	margin-left: 0px;
-	margin-right: 0px;
+	margin-left: 0;
+	margin-right: 0;
 }
 
 #portal-left li, #portal-center li,
@@ -412,6 +412,38 @@ a.portal-forumtitle {
 	text-align: right;
 }
 
+ul.topiclist dt .list-inner {
+	margin-right: 50%;
+}
+
+ul.topiclist dt {
+	margin-right: -50%;
+}
+
+ul.responsive-portal-news dd:last-of-type, ul.responsive-portal-announcements dd:last-of-type {
+	width: 25%;
+}
+
+dd.responsive-portal-news:last-of-type, dd.responsive-portal-announcements:last-of-type {
+	width: 25%;
+}
+
+.rtl ul.topiclist dt .list-inner {
+	margin-left: 50%;
+}
+
+.rtl ul.topiclist dt {
+	margin-left: -50%;
+}
+
+.rtl ul.responsive-portal-news dd:last-of-type, ul.responsive-portal-announcements dd:last-of-type {
+	width: 25%;
+}
+
+.rtl dd.responsive-portal-news:last-of-type, dd.responsive-portal-announcements:last-of-type {
+	width: 25%;
+}
+
 /* Portal clock
 -------------------------------------- */
 .portal-clock-wrapper {
@@ -448,7 +480,7 @@ a.portal-forumtitle {
 
 .portal-clock-front, .portal-clock-back {
 	position: absolute;
-	top: 0px;
+	top: 0;
 }
 
 .portal-clock-front-upper div {
diff --git a/styles/prosilver/theme/portal_responsive.css b/styles/prosilver/theme/portal_responsive.css
index 6a0c9f31..1fb29713 100644
--- a/styles/prosilver/theme/portal_responsive.css
+++ b/styles/prosilver/theme/portal_responsive.css
@@ -38,7 +38,7 @@
 @media only screen and (max-width: 700px), only screen and (max-device-width: 700px)
 {
 	.responsive-portal-news dd.lastpost, .responsive-portal-announcements dd.lastpost { display: none !important; }
-	.responsive-portal-news dt .list-inner, .responsive-portal-announcements dt .list-inner { margin-right: 0px !important; }
+	.responsive-portal-news dt .list-inner, .responsive-portal-announcements dt .list-inner { margin-right: 0 !important; }
 	.responsive-portal-news dt, .responsive-portal-announcements dt { width: 100% !important; }
 	dt#n, dt#a { width: 100% !important; }