catstodon/app/views/application/mailer/_checklist.html.haml

%table.email-w-full.email-checklist-wrapper-table{ cellspacing: 0, cellpadding: 0, border: 0, role: 'presentation' }
  %tr
    %td.email-checklist-wrapper-td
      %table.email-w-full.email-checklist-table{ cellspacing: 0, cellpadding: 0, border: 0, role: 'presentation', class: ('email-checklist-checked' if defined?(checked) && checked) }
        %tr
          %td.email-checklist-td
            %table.email-w-full{ cellspacing: 0, cellpadding: 0, border: 0, role: 'presentation' }
              %tr
                %td.email-checklist-icons-td
                  %table.email-w-full{ cellspacing: 0, cellpadding: 0, border: 0, role: 'presentation' }
                    %tr
                      %td.email-checklist-icons-checkbox-td
                        - if defined?(checked) && checked
                          = image_tag frontend_asset_url('images/mailer-new/welcome/checkbox-on.png'), alt: '', width: 20, height: 20
                        - else
                          = image_tag frontend_asset_url('images/mailer-new/welcome/checkbox-off.png'), alt: '', width: 20, height: 20
                      %td.email-checklist-icons-step-td
                        - if defined?(key)
                          = image_tag frontend_asset_url("images/mailer-new/welcome-icons/#{key}-#{checked ? 'on' : 'off'}.png"), alt: '', width: 40, height: 40
                %td.email-checklist-text-td
                  .email-desktop-flex
                    /[if mso]
                      <table border="0" cellpadding="0" cellspacing="0" align="center" style="width:100%;" role="presentation"><tr><td vertical-align:top;">
                    %div
                      - if defined?(title)
                        %h3= title
                      - if defined?(text)
                        %p= text
                    /[if mso]
                      </td><td style="vertical-align:top;">
                    %div
                      - if defined?(show_apps_buttons) && show_apps_buttons
                        .email-welcome-apps-btns
                          = link_to image_tag(frontend_asset_url('images/mailer-new/store-icons/btn-app-store.png'), alt: t('user_mailer.welcome.apps_ios_action'), width: 120, height: 40), 'https://apps.apple.com/app/mastodon-for-iphone-and-ipad/id1571998974'
                          = link_to image_tag(frontend_asset_url('images/mailer-new/store-icons/btn-google-play.png'), alt: t('user_mailer.welcome.apps_android_action'), width: 120, height: 40), 'https://play.google.com/store/apps/details?id=org.joinmastodon.android'
                      - elsif defined?(button_text) && defined?(button_url) && defined?(checked) && !checked
                        = render 'application/mailer/button', text: button_text, url: button_url, has_arrow: false
                    /[if mso]
                      </td></tr></table>