Remove confirmation.scss

app/assets/stylesheets/pages/confirmation.scss

-.well-confirmation {
-  margin-bottom: 20px;
-  border-bottom: 1px solid $gray-darker;
-
-  > h1,
-  h2,
-  h3,
-  h4,
-  h5,
-  h6 {
-    font-weight: 400;
-  }
-
-  .lead {
-    margin-bottom: 20px;
-  }
-
-  ul,
-  ol {
-    padding-left: 0;
-  }
-
-  li {
-    list-style-type: none;
-  }
-}
-
-.confirmation-content {
-  a {
-    color: $md-link-color;
-  }
-}

app/views/devise/confirmations/almost_there.haml

-.well-confirmation.text-center
+.well-confirmation.text-center.append-bottom-20
   %h1.prepend-top-0
     Almost there...
-  %p.lead
+  %p.lead.append-bottom-20
     Please check your email to confirm your account
+  %hr
 - if current_application_settings.after_sign_up_text.present?
   .well-confirmation.text-center
     = markdown_field(current_application_settings, :after_sign_up_text)
-%p.confirmation-content.text-center
+%p.text-center
   No confirmation email received? Please check your spam folder or
 .append-bottom-20.prepend-top-20.text-center
   %a.btn.btn-lg.btn-success{ href: new_user_confirmation_path }