  </div>
    </div>
  </div><div class="box border-end-5">
    <header>
      <h4>Radius</h4>
    </header>
    <div class="box-body">
      <div class="d-flex flex-wrap flex-row justify-content-end">
        <div class="m-a-5 p-3 border-bottomlack border rounded-0">
          .rounded-0 (no radius : default)
        </div>
        <div class="flex-fill m-a-5 p-3 border-bottomlack border border-end-1">
          .border-end-1 (1px radius)
        </div>
        <div class="flex-fill m-a-5 p-3 border-bottoml