<button class="btn btn-primary">Primary</button>
 <button class="btn btn-secondary">Secondary</button>
 <button class="btn btn-ternary">Ternary</button>
 <button class="btn btn-success">Success</button>
 <button class="btn btn-warning">Warning</button>
 <button class="btn btn-danger">Danger</button>
 <button class="btn btn-dark">Dark</button>
 <a class="btn btn-link light-bg-color" href="#">Link</a>