Standard button

Default button Primary button Success button Info button Warning button Danger button

<button type="button" class="btn btn-default">Default button</button>
<button type="button" class="btn btn-primary">Primary button</button>
<button type="button" class="btn btn-success">Success button</button>
<button type="button" class="btn btn-info">Info button</button>
<button type="button" class="btn btn-warning">Warning button</button>
<button type="button" class="btn btn-danger">Danger button</button>

Bevel button

Default bevel Primary bevel Success bevel Info bevel Warning bevel Danger bevel

<button type="button" class="btn btn-default btn-bevel">Default button</button>
<button type="button" class="btn btn-primary btn-bevel">Primary button</button>
<button type="button" class="btn btn-success btn-bevel">Success button</button>
<button type="button" class="btn btn-info btn-bevel">Info button</button>
<button type="button" class="btn btn-warning btn-bevel">Warning button</button>
<button type="button" class="btn btn-danger btn-bevel">Danger button</button>

Button using size

Default large Primary large Primary large

Default medium Primary medium Primary medium

Default small Primary small Primary small

<button type="button" class="btn btn-lg btn-default">Default large</button>
<button type="button" class="btn btn-lg btn-primary">Primary large</button>
<button type="button" class="btn btn-lg btn-primary btn-bevel">Primary large</button>

<button type="button" class="btn btn-default">Default medium</button>
<button type="button" class="btn btn-primary">Primary medium</button>
<button type="button" class="btn btn-primary btn-bevel">Primary medium</button>

<button type="button" class="btn btn-sm btn-default">Default small</button>
<button type="button" class="btn btn-sm btn-primary">Primary small</button>
<button type="button" class="btn btn-sm btn-primary btn-bevel">Primary small</button>