* ajusted style of alerts.

src/less/basic/variables.less

@@ -412,6 +412,8 @@
 // ALERTS
 // -------------------------
 @alert-padding:               15px;
+@alert-padding-v:             12px;
+@alert-padding-h:             15px;
 @alert-border-radius:         @border-radius-small;
 @alert-link-font-weight:      bold;
 

src/less/components/alerts.less

@@ -8,7 +8,7 @@
 
 .alert
 {
-  padding: @alert-padding;
+  padding: @alert-padding-v @alert-padding-h;
   margin-bottom: @line-height-computed;
   border: 1px solid transparent;
   border-radius: @alert-border-radius;
@@ -60,6 +60,13 @@
   }
 }
 
+// Block alert
+.alert-block
+{
+    margin: 0;
+    border-radius: 0;
+}
+
 // Dismissable alerts
 //
 // Expand the right padding and account for the close button's positioning.