ldap-identidy/apps/api/src/mail/templates/partials/divider.hbs

<table role="presentation" width="100%" cellpadding="0" cellspacing="0" style="border-collapse:collapse; margin:24px 0;">
  <tr><td style="border-top:1px solid #e5edf2; font-size:0; line-height:0;">&nbsp;</td></tr>
</table>