app/views/alert_mailer/_donation_banner.html.haml
.email-donation-banner.box
%table
%tr
%td
.email-donation-banner-button-container
= link_to "Back PlanningAlerts", donate_url, class: "email-donation-banner-button"
%p PlanningAlerts exists as a free, independent project because people like you back it with a small monthly donation.