app/views/layouts/_messages.html.erb
<%# Rails flash messages styled for Zurb Foundation %>
<% flash.each do |name, msg| %>
<div data-alert class="row alert-box radius <%= css_class_for_flash_type(name) %>">
<div class="small-12 column">
<%= msg %>
<a href="#" class="close">×</a>
</div>
</div>
<% end %>