diff --git a/css/tt-rss.css b/css/tt-rss.css
index f7d56b31a..ac73fece7 100644
--- a/css/tt-rss.css
+++ b/css/tt-rss.css
@@ -272,58 +272,77 @@ div.filterTestHolder {
 }
 
 #content-insert pre, #headlines-frame pre, .dijitContentPane pre {
-	margin : 5px 0px 5px 0px;
-	padding : 10px;
-	color : #555;
-	font-family : monospace;
-	font-size : 12px;
-	border-width : 0px;
-	border-color : #ccc;
-	border-style : solid;
-	background : #f5f5f5;
-	display : block;
-	max-width : 98%;
-	overflow : auto;
+	margin: 5px 0px 5px 0px;
+	padding: 10px;
+	color: #555;
+	font-family: monospace;
+	font-size: 12px;
+	border-width: 0px;
+	border-color: #ccc;
+	border-style: solid;
+	background: #f5f5f5;
+	display: block;
+	max-width: 98%;
+	overflow: auto;
 }
 
-div.notice, div.warning, div.error {
-	padding : 4px 10px 4px 4px;
-	display : inline-block;
-	margin : 2px 0px 4px 0px;
-	font-size : 12px;
-	border-style : solid;
-	border-color : #ccc;
-	border-width : 1px;
+.alert {
+	padding: 8px 35px 8px 14px;
+	margin-bottom: 20px;
+	text-shadow: 0 1px 0 rgba(255, 255, 255, 0.5);
+	background-color: #fcf8e3;
+	border: 1px solid #fbeed5;
+	-webkit-border-radius: 4px;
+	-moz-border-radius: 4px;
+	border-radius: 4px;
 }
 
-div.notice div.inner, div.warning div.inner, div.error div.inner {
-	vertical-align : middle;
+.alert,
+.alert h4 {
+	color: #c09853;
 }
 
-div.notice {
-	background : #ecf4ff;
-	border-color : #88b0f0;
+.alert h4 {
+	margin: 0;
 }
 
-div.warning {
-	background : #fff7d5;
-	border-color : #e7d796;;
+.alert .close {
+	position: relative;
+	top: -2px;
+	right: -21px;
+	line-height: 20px;
 }
 
-div.error {
-	background : #ffcccc;
-	border-color : #ff0000;
+.alert-success {
+	color: #468847;
+	background-color: #dff0d8;
+	border-color: #d6e9c6;
 }
 
-div.warning img, div.notice img, div.error img {
-	margin : 4px;
-	vertical-align : middle;
+.alert-success h4 {
+	color: #468847;
 }
 
-div.warning span, div.notice span, div.error span {
-	display : table-cell;
-	vertical-align : middle;
+.alert-danger,
+.alert-error {
+	color: #b94a48;
+	background-color: #f2dede;
+	border-color: #eed3d7;
+}
 
+.alert-danger h4,
+.alert-error h4 {
+	color: #b94a48;
+}
+
+.alert-info {
+	color: #3a87ad;
+	background-color: #d9edf7;
+	border-color: #bce8f1;
+}
+
+.alert-info h4 {
+	color: #3a87ad;
 }
 
 ul.nomarks {
diff --git a/css/utility.css b/css/utility.css
index 77452a9a5..fc1d6bc18 100644
--- a/css/utility.css
+++ b/css/utility.css
@@ -57,45 +57,63 @@ a:hover {
 	color : black;
 }
 
-div.notice, div.warning, div.error {
-	padding : 4px 10px 4px 4px;
-	display : inline-block;
-	margin : 2px 0px 4px 0px;
-	font-size : 12px;
-	border-style : solid;
-	border-color : #ccc;
-	border-width : 1px;
-	box-shadow : inset 0px 0px 2px rgba(0,0,0,0.1);
+.alert {
+	padding: 8px 35px 8px 14px;
+	margin-bottom: 20px;
+	text-shadow: 0 1px 0 rgba(255, 255, 255, 0.5);
+	background-color: #fcf8e3;
+	border: 1px solid #fbeed5;
+	-webkit-border-radius: 4px;
+	-moz-border-radius: 4px;
+	border-radius: 4px;
 }
 
-div.notice div.inner, div.warning div.inner, div.error div.inner {
-	vertical-align : middle;
+.alert,
+.alert h4 {
+	color: #c09853;
 }
 
-div.notice {
-	background : #ecf4ff;
-	border-color : #88b0f0;
+.alert h4 {
+	margin: 0;
 }
 
-div.warning {
-	border-color : #EFDC88;
-	background : #fff7d5;
+.alert .close {
+	position: relative;
+	top: -2px;
+	right: -21px;
+	line-height: 20px;
 }
 
-div.error {
-	background : #ffcccc;
-	border-color : #ff0000;
+.alert-success {
+	color: #468847;
+	background-color: #dff0d8;
+	border-color: #d6e9c6;
 }
 
-div.warning img, div.notice img, div.error img {
-	margin : 4px;
-	vertical-align : middle;
+.alert-success h4 {
+	color: #468847;
 }
 
-div.warning span, div.notice span, div.error span {
-	display : table-cell;
-	vertical-align : middle;
+.alert-danger,
+.alert-error {
+	color: #b94a48;
+	background-color: #f2dede;
+	border-color: #eed3d7;
+}
 
+.alert-danger h4,
+.alert-error h4 {
+	color: #b94a48;
+}
+
+.alert-info {
+	color: #3a87ad;
+	background-color: #d9edf7;
+	border-color: #bce8f1;
+}
+
+.alert-info h4 {
+	color: #3a87ad;
 }
 
 h1 {
diff --git a/include/functions2.php b/include/functions2.php
index a6cb019f8..781cd067f 100644
--- a/include/functions2.php
+++ b/include/functions2.php
@@ -1154,18 +1154,15 @@
 	}
 
 	function format_warning($msg, $id = "") {
-		return "<div class=\"warning\" id=\"$id\">
-			<span><img src=\"images/alert.png\"></span><span>$msg</span></div>";
+		return "<div class=\"alert\" id=\"$id\">$msg</div>";
 	}
 
 	function format_notice($msg, $id = "") {
-		return "<div class=\"notice\" id=\"$id\">
-			<span><img src=\"images/information.png\"></span><span>$msg</span></div>";
+		return "<div class=\"alert alert-info\" id=\"$id\">$msg</div>";
 	}
 
 	function format_error($msg, $id = "") {
-		return "<div class=\"error\" id=\"$id\">
-			<span><img src=\"images/alert.png\"></span><span>$msg</span></div>";
+		return "<div class=\"alert alert-danger\" id=\"$id\">$msg</div>";
 	}
 
 	function print_notice($msg) {