Alea WordPress theme features a custom Text Message element that you can add to your pages from within the Text Block element. Simply add a new Text Block element and from the Shortcode drop-down select «Message». All you need to do left is leave out the type of message you want under the «type» attribute, possible values are: information, success, attention, warning_msg.
Message Examples
Success message text example
Information message text example
Attention message text example
Warning message text example