<div>
  <div class="dropdown" style="display: inline;">
    <a class="btn btn-primary dropdown-toggle" href="#" role="button" id="dropdownMenuButton" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
      <i class="fab fa-paypal" aria-hidden="true"></i> PayPal
    </a>
    <div class="dropdown-menu" aria-labelledby="dropdownMenuButton">
      <a class="dropdown-item" target="_blank" href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&amp;hosted_button_id=B9JZV25DCP2SJ&amp;source=url">Donate in $ USD</a>
      <a class="dropdown-item" target="_blank" href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&amp;hosted_button_id=RGRFXCDDHK3LW&amp;source=url">Donate in £ GBP</a>
      <a class="dropdown-item" target="_blank" href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&amp;hosted_button_id=Y2AMZXSALFBR4&amp;source=url">Donate in € EUR</a>
    </div>
  </div>
  <a  class="btn btn-primary" role="button" href="https://www.paypal.me/nickcw" target="_blank"><i class="fab fa-paypal" aria-hidden="true"></i> PayPal.Me</a>
  <div class="dropdown" style="display: inline;">
    <a class="btn btn-primary dropdown-toggle" href="#" role="button" id="dropdownMenuButton" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
      <i class="fab fa-bitcoin" aria-hidden="true"></i> Bitcoin
    </a>
    <div class="dropdown-menu" aria-labelledby="dropdownMenuButton">
      <span class="dropdown-item">Bitcoin: scan or click the image or copy the address</span>
      <a class="dropdown-item" target="_blank" href="bitcoin:19j3oLUsqBcTRvZ2LSq2phVjsAAJ86xSnk"><img src="/img/ncw-bitcoin-address.png" alt="bitcoin:19j3oLUsqBcTRvZ2LSq2phVjsAAJ86xSnk"></a>
      <span class="dropdown-item">
        <input type="text" value="19j3oLUsqBcTRvZ2LSq2phVjsAAJ86xSnk" size="30" readonly>
        <button class="btn btn-primary copy-to-clipboard" type="button" data-toggle="tooltip" data-placement="button" title="Copy to Clipboard"><i class="fas fa-copy" aria-hidden="true"></i></button></span>
    </div>
  </div>
</div>