.alert{ role: :alert, class: "alert-#{alert_type}" }
  - if defined? title
    %h4.alert-heading 
      = title
    - if defined? short_description
      %p
        = short_description
    %hr/
    %p.mb-0
      = yield
      = render 'tramway/landing/templates/alerts/close_button'
  - else
    = yield
    = render 'tramway/landing/templates/alerts/close_button'