diff --git a/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/StatisticsPanel.java b/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/StatisticsPanel.java
index 7789b93..67b7c86 100644
--- a/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/StatisticsPanel.java
+++ b/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/StatisticsPanel.java
@@ -483,7 +483,9 @@ public class StatisticsPanel extends Composite {
 					if(event.getSubject().equals(this.getName())){
 						GWT.log("Decrement number of post message received");
 
+						// they can't be less than zero...
 						numberOfWrittenFeeds --;
+						numberOfWrittenFeeds = numberOfWrittenFeeds < 0 ?  0: numberOfWrittenFeeds;
 						numberOfFeedsLabel.setText(formattedNumbers(numberOfWrittenFeeds));
 						if(isRoot)
 							numberOfFeedsLabel.setTitle("Your posts during the last year (" + numberOfWrittenFeeds + ")."); 
@@ -550,8 +552,9 @@ public class StatisticsPanel extends Composite {
 
 						GWT.log("Decrement number of likes received");
 
+						// they can't be less than zero...
 						numberOfLikesGot --;
-
+						numberOfLikesGot = numberOfLikesGot < 0 ?  0: numberOfLikesGot;
 						String urlLikesIcon = GWT.getModuleBaseURL() + "../images/star_blue.png";
 
 						if(isRoot)
@@ -628,8 +631,9 @@ public class StatisticsPanel extends Composite {
 
 						GWT.log("Decrement number of comments received");
 
+						// they can't be less than zero...
 						numberOfCommentsGot --;
-
+						numberOfCommentsGot = numberOfCommentsGot < 0 ?  0: numberOfCommentsGot;
 						String urlCommentsIcon = GWT.getModuleBaseURL() + "../images/comment_edit.png";
 						if(isRoot)
 							content.setComments(
diff --git a/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/ui/CommentsAndLikesWidget.ui.xml b/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/ui/CommentsAndLikesWidget.ui.xml
index 60b1897..6a06c35 100644
--- a/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/ui/CommentsAndLikesWidget.ui.xml
+++ b/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/ui/CommentsAndLikesWidget.ui.xml
@@ -4,7 +4,9 @@
 	<ui:style>
 	.statistic-icon {
 		display: inline-block;
-		vertical-align: bottom;
+		vertical-align: text-bottom;
+		width: auto;
+		height: 19px;
 	}
 	
 	.statistic-value {
diff --git a/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/ui/StatisticWidget.ui.xml b/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/ui/StatisticWidget.ui.xml
index 6979cb6..bd8d92b 100644
--- a/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/ui/StatisticWidget.ui.xml
+++ b/src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/ui/StatisticWidget.ui.xml
@@ -5,6 +5,8 @@
 	.statistic-container {
 		display: inline-block;
 		vertical-align: top;
+		height: 60px;
+		width: auto;
 	}
 	
 	.statistic-header {
@@ -20,9 +22,9 @@
 		text-align: center;
 		vertical-align: text-top;
 	}
-	
 	</ui:style>
-	<g:HTMLPanel styleName="{style.statistic-container}" ui:field="container">
+	<g:HTMLPanel styleName="{style.statistic-container}"
+		ui:field="container">
 		<g:Label styleName="{style.statistic-header}" ui:field="header" />
 		<g:FlowPanel ui:field="containerValues">
 			<!-- Content goes here -->
diff --git a/src/main/webapp/Statistics.css b/src/main/webapp/Statistics.css
index 54dd985..2b88a48 100644
--- a/src/main/webapp/Statistics.css
+++ b/src/main/webapp/Statistics.css
@@ -11,7 +11,6 @@
 }
 
 .user-image {
-	align: left;
 	height: 70px;
 	width: auto;
 	border-radius: 6px;