app/views/users/none.html.erb
<h1 class="usa-display">No account exists</h1>
<p>We were unable to find an account matching your email address in the <%= Rails.application.config.app_name %>.</p>
<p>If you would like to request access, please fill out <a href="https://login.gov/partners/business-inquiries/">this form
</a> to get in touch with our team.</p>
<p>Contact us at <a href="mailto:partners@login.gov">partners@login.gov</a> for help.</p>