button>
    <button class="btn btn-large">Loading...</button>
    <i class="icon-circle-blank icon-spin"></i> Loading...
    <button class="btn btn-large"><i class="icon-circle-blank icon-spin"></i> Loading...</button>
  </div>
  <h4>icon-large</h4>
  <div style="border: solid 1px #d3d3d3;">
    <i class="icon-refresh icon-large icon-spin"></i> Loading...
    <button class="btn btn-small"><i class="icon-refresh icon-large icon-spin"></i> Loading...</button>
    <button class="btn btn-small">Loading...</butt