<div class="col">
  <div class="container-1">
    <div class="btn btn-one">
      <span>BUTTON ONE</span>
    </div>
  </div>

  <div class="container-2">
    <div class="btn btn-two">
      <span>IDLE</span>
    </div>
  </div>

  <div class="container-3">
    <div class="btn btn-three">
      <span>BUTTON THREE</span>
    </div>
  </div>
</div>

<div class="col">
  <div class="container-4">
    <div class="btn btn-four">
      <span>BUTTON FOUR</span>
    </div>
  </div>

  <div class="container-5">
    <div class="btn btn-five">
      <span>BUTTON FIVE</span>
    </div>
  </div>

  <div class="container-6">
    <div class="btn btn-six">
      <span>BUTTON SIX</span>
    </div>
  </div>
</div>