@vcl/vcl/button-group/demo/example-vertical-group.html

The whole VCL in one package

<div class="button-group vertical" style="width: 10em; height: 6em">
  <button type="button" class="button flex">
    <div class="icogram">
      <span class="text">One</span>
    </div>
  </button>
  <button type="button" class="button selected flex">
    <div class="icogram">
      <div class="icon fas fa-check" aria-hidden="true" role="img"></div>
      <span class="text">Two</span>
    </div>
  </button>
  <button type="button" class="button flex">
    <div class="icogram">
      <span class="text">Three</span>
    </div>
  </button>
</div>