<html>
<head>
<link rel = stylesheet href = https://cdnjs.cloudflare.com/ajax/libs/bttn.css/0.2.4/bttn.css>
</head>
<body>
<button class = bttn-pill bttn-lg bttn-primary>Primary</button>
<button class = bttn-pill bttn-md bttn-warning>Warning</button>
<button class = bttn-pill bttn-sm bttn-danger>Danger</button>
<button class = bttn-pill bttn-xs bttn-success>Success</button>
<button class = bttn-pill bttn-xs bttn-royal>Royal</button>
</body>
</html>
