@momentum-ui/react-collaboration/scss/components/alert-banner/examples/default.html

Cisco Momentum UI Framework for React Collaboration Applications

  <div class="md-alert-banner md-alert-banner--info">
    <div class="md-alert-banner__text">Default Alert Banner</div>
    <div class="md-alert-banner__close" tabindex="0" role="button" aria-label="Close">
      <i class="icon icon-cancel_16"></i>
    </div>
  </div>