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

The whole VCL in one package

<link rel="stylesheet" href="https://use.fontawesome.com/releases/v6.1.1/css/all.css">

<div class="button-group">
  <button type="button" class="button square">
    <div class="icogram">
      <div class="icon fas fa-chevron-down" aria-hidden="true" aria-label="dropdown" role="img"></div>
    </div>
  </button>
  <button type="button" class="button">
    <div class="icogram">
      <span class="text">Split Button</span>
    </div>
  </button>
</div>