old-zsterminator/app/views/customers/_customer.html.erb

<div id="<%= dom_id customer %>">
  <p class="my-5">
    <strong class="block font-medium mb-1">First Name:</strong>
    <%= customer.first_name %>
  </p>

  <p class="my-5">
    <strong class="block font-medium mb-1">Surname:</strong>
    <%= customer.surname %>
  </p>

  <p class="my-5">
    <strong class="block font-medium mb-1">Phone:</strong>
    <%= customer.phone %>
  </p>

  <p class="my-5">
    <strong class="block font-medium mb-1">Notes:</strong>
    <%= customer.notes %>
  </p>

  <p class="my-5">
    <strong class="block font-medium mb-1">Email:</strong>
    <%= customer.email %>
  </p>

  <p class="my-5">
    <strong class="block font-medium mb-1">Birthyear:</strong>
    <%= customer.birthyear %>
  </p>

</div>