4>
            <h5>Example heading <span class="badge badge-secondary">New</span></h5>
            <h6>Example heading <span class="badge badge-secondary">New</span></h6>
            <div>
              <button type="button" class="btn btn-primary">
                Notifications <span class="badge badge-light">4</span>
              </button>
            </div>
            <div>
              <span class="badge badge-primary">Primary</span>
              <span class="badge badge-secondary">Secondary</span>
