The button Class

<a> href=”#” class=”.btn”</a>
Anchor with class of .btn

<button> class=”.btn”</button>

The .btn class can also be applied to form objects like an input or a text field

In additon you can add emphasis by using the class btn-primary in combination with btn

Ex. <button class=”.btn .btn-primary”> Primary Button;</button>

The others .btn-danger (red), .btn-info (light-blue), .btn-success(green), .btn-inverse (dark gray), and .btn-warning(pale orange)

Using .btn-link will allow you to have the appearance of a link with the function of a button which normally would trigger an event ( such as making something visible or invisible) not navigate to another page.