<h3>マスク</h3>
<div class="fa-4x">
  <i class="fas fa-pencil-alt" data-fa-transform="shrink-10 up-.5" data-fa-mask="fas fa-comment"></i>
  <i class="fab fa-facebook-f" data-fa-transform="shrink-3.5 down-1.6 right-1.25" data-fa-mask="fas fa-circle"></i>
  <i class="fas fa-headphones" data-fa-transform="shrink-6" data-fa-mask="fas fa-square"></i>
</div>

<h3>レイヤー</h3>
<div class="fa-4x">
  <span class="fa-layers fa-fw">
    <i class="fas fa-circle" style="color:Tomato"></i>
    <i class="fa-inverse fas fa-times" data-fa-transform="shrink-6"></i>
  </span>

  <span class="fa-layers fa-fw">
    <i class="fas fa-bookmark"></i>
    <i class="fa-inverse fas fa-heart" data-fa-transform="shrink-10 up-2" style="color:Tomato"></i>
  </span>

  <span class="fa-layers fa-fw">
    <i class="fas fa-play" data-fa-transform="rotate--90 grow-2"></i>
    <i class="fas fa-sun fa-inverse" data-fa-transform="shrink-10 up-2"></i>
    <i class="fas fa-moon fa-inverse" data-fa-transform="shrink-11 down-4.2 left-4"></i>
    <i class="fas fa-star fa-inverse" data-fa-transform="shrink-11 down-4.2 right-4"></i>
  </span>

  <span class="fa-layers fa-fw">
    <i class="fas fa-calendar"></i>
    <span class="fa-layers-text fa-inverse" data-fa-transform="shrink-8 down-3" style="font-weight:900">27</span>
  </span>

  <span class="fa-layers fa-fw">
    <i class="fas fa-certificate"></i>
    <span class="fa-layers-text fa-inverse" data-fa-transform="shrink-11.5 rotate--30" style="font-weight:900">NEW</span>
  </span>

  <span class="fa-layers fa-fw">
    <i class="fas fa-envelope"></i>
    <span class="fa-layers-counter" style="background:Tomato">1,419</span>
  </span>
</div>


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