Put status under message

Since we’ve removed the table of notifications from the single
notification page there’s no way of knowing the status of a
notification.

This re-adds it in a way that’s similar to how it looks on inbound
messages.

app/assets/stylesheets/main.scss

@@ -66,6 +66,7 @@ $path: '/static/images/';
 @import 'views/api';
 @import 'views/product-page';
 @import 'views/template';
+@import 'views/notification';
 
 // TODO: break this up
 @import 'app';

app/assets/stylesheets/views/notification.scss

@@ -0,0 +1,18 @@
+.notification-status {
+
+  @include core-16;
+  color: $secondary-text-colour;
+  margin-top: -$gutter-half;
+
+  &.error {
+
+    color: $error-colour;
+    font-weight: bold;
+
+    a {
+      color: $error-colour;
+    }
+
+  }
+
+}