</p>
<%= bootstrap_form_for :revoke, :url => { :action => "revoke" } do |f| %>
- <div class="form-group">
+ <div class="mb-3">
<div class="form-check">
<%= check_box_tag "confirm", "yes", false, { :class => "form-check-input" } %>
<%= label_tag "confirm", t(".confirm"), { :class => "form-check-label" } %>