This component provides styling for buttons:

Simple link
<a href="#" class="button">Button label</a>
<button class="button">Button label</button>
<input type="submit" value="Button label" class="button">

Buttons are available in multiple sizes:

<button class="button button-big">Big button</button>
<button class="button button-large">Large button</button>
<button class="button button-normal">Normal button</button>
<button class="button button-small">Small button</button>