bootstrap Badges
Badges scale to match the size of the immediate parent element by using relative font sizing and em units. <h1>Example heading <span class="badge badge-secondary">New</span></h1> <h2>Example heading <span class="badge badge-secondary">New</span></h2> <h3>Example heading <span class="badge badge-secondary">New</span></h3> <h4>Example heading <span class="badge badge-secondary">New</span></h4> <h5>Example heading <span class="badge badge-secondary">New</span></h5> <h6>Example heading <span class="badge badge-secondary">New</span></h6> <button type="button" class="btn btn-primary"> Profile <span class="badge badge-light">9</span> <span class="sr-only">unread messages</span> </button>
