<div class="top-row">
  <div class="pin"></div><div class="pin"></div><div class="pin"></div>
  <div class="pin"></div><div class="pin"></div><div class="pin"></div>
</div>
<div class="mid-row">
  <div class="dit"></div><div class="dat"></div><div class="dit"></div>
</div>
<div class="bot-row">
  <div class="pin"></div><div class="pin"></div><div class="pin"></div>
  <div class="pin"></div><div class="pin"></div><div class="pin"></div>
</div>
