<button type="button" class="btn btn-primary">Primary</button>
<button type="button" class="btn btn-secondary">Secondary</button>
<button type="button" class="btn btn-success">Success</button>
<button type="button" class="btn btn-danger">Danger</button>
<button type="button" class="btn btn-warning">Warning</button>
<button type="button" class="btn btn-info">Info</button>
<button type="button" class="btn btn-light">Light</button>
<button type="button" class="btn btn-dark">Dark</button>
<button type="button" class="btn btn-link">Link</button>

<a class="btn btn-primary" href="#" role="button">Link</a>
<button class="btn btn-primary" type="submit">Button</button>
<input class="btn btn-primary" value="Input" type="button">
<input class="btn btn-primary" value="Submit" type="submit">
<input class="btn btn-primary" value="Reset" type="reset">

<button type="button" class="btn btn-outline-primary">Primary</button>
<button type="button" class="btn btn-outline-secondary">Secondary</button>
<button type="button" class="btn btn-outline-success">Success</button>
<button type="button" class="btn btn-outline-danger">Danger</button>
<button type="button" class="btn btn-outline-warning">Warning</button>
<button type="button" class="btn btn-outline-info">Info</button>
<button type="button" class="btn btn-outline-light">Light</button>
<button type="button" class="btn btn-outline-dark">Dark</button>

<button type="button" class="btn btn-primary btn-lg">Large button</button>
<button type="button" class="btn btn-secondary btn-lg">Large button</button>

<button type="button" class="btn btn-primary btn-sm">Small button</button>
<button type="button" class="btn btn-secondary btn-sm">Small button</button>

<button type="button" class="btn btn-primary btn-lg btn-block">Block level button</button>
<button type="button" class="btn btn-secondary btn-lg btn-block">Block level button</button>

<a href="#" class="btn btn-primary btn-lg active" role="button" aria-pressed="true">Primary link</a>
<a href="#" class="btn btn-secondary btn-lg active" role="button" aria-pressed="true">Link</a>

<button type="button" class="btn btn-lg btn-primary" disabled="">Primary button</button>
<button type="button" class="btn btn-secondary btn-lg" disabled="">Button</button>

<a href="#" class="btn btn-primary btn-lg disabled" role="button" aria-disabled="true">Primary link</a>
<a href="#" class="btn btn-secondary btn-lg disabled" role="button" aria-disabled="true">Link</a>

<button type="button" class="btn btn-primary" data-toggle="button" aria-pressed="false" autocomplete="off">Single toggle</button>

<div class="btn-group" data-toggle="buttons">
	<label class="btn btn-secondary">
		<input checked="" autocomplete="off" type="checkbox"> Checkbox 1 (pre-checked)
	</label>
	<label class="btn btn-secondary">
		<input autocomplete="off" type="checkbox"> Checkbox 2
	</label>
	<label class="btn btn-secondary">
		<input autocomplete="off" type="checkbox"> Checkbox 3
	</label>
</div>

<div class="btn-group" data-toggle="buttons">
	<label class="btn btn-secondary active">
		<input name="options" id="option1" autocomplete="off" checked="" type="radio"> Radio 1 (preselected)
	</label>
	<label class="btn btn-secondary">
		<input name="options" id="option2" autocomplete="off" type="radio"> Radio 2
	</label>
	<label class="btn btn-secondary">
		<input name="options" id="option3" autocomplete="off" type="radio"> Radio 3
	</label>
</div>