<div>
  <h3>Dešifrovaná zpráva</h3>
  <div class="row">
    <textarea id="plainOut" readonly style="height:120px">{{.}}</textarea>
    <button type="button" class="secondary" onclick="copyEl('plainOut')">Copy</button>
    <button type="button" class="secondary" onclick="clearEl('plainOut')">Clear</button>
  </div>
</div>
