Placeholders

<div class="card" style="max-width: 22rem;">
  <div class="card-body">
    <h5 class="card-title placeholder-glow">
      <span class="placeholder col-6"></span>
    </h5>
    <p class="card-text placeholder-glow">
      <span class="placeholder col-7"></span>
      <span class="placeholder col-4"></span>
      <span class="placeholder col-4"></span>
      <span class="placeholder col-6"></span>
    </p>
    <a class="btn btn-primary disabled placeholder col-6"></a>
  </div>
</div>