Below elements can be used just by adding certain classes to regular html elements. Since the theme is based on Bootstrap, you can use any bootstrap class in this theme.

Buttons

Default Primary Success Info Warning Danger Link

Large button Default button Small button

<a href="#" class="btn btn-default">Default</a>
<a href="#" class="btn btn-primary">Primary</a>
<a href="#" class="btn btn-success">Success</a>
<a href="#" class="btn btn-info">Info</a>
<a href="#" class="btn btn-warning">Warning</a>
<a href="#" class="btn btn-danger">Danger</a>
<a href="#" class="btn btn-link">Link</a>

<a href="#" class="btn btn-primary btn-lg">Large button</a>
<a href="#" class="btn btn-primary">Default button</a>
<a href="#" class="btn btn-primary btn-sm">Small button</a>

Typo

Heading

Heading 1

Heading 2

Heading 3

Heading 4

Heading 5
Heading 6
<h1>Heading 1</h1>
<h2>Heading 2</h2>
<h3>Heading 3</h3>
<h4>Heading 4</h4>
<h5>Heading 5</h5>
<h6>Heading 6</h6>

Blockquote

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer posuere erat a ante.

Someone famous in Source Title 
<blockquote>
  <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer posuere erat a ante.</p>
  <small>Someone famous in <cite title="Source Title">Source Title</cite></small>
</blockquote>

Table

Tables Are Cool
col 1 is left-aligned $1600
col 2 is centered $12
col 3 is right-aligned $1 
| Tables   |      Are      |  Cool |
|----------|:-------------:|------:|
| col 1 is |  left-aligned | $1600 |
| col 2 is |    centered   |   $12 |
| col 3 is | right-aligned |    $1 |
{: .table .table-striped .table-hover}

Indicators

Warning!

Best check yo self, you're not looking too good. Nulla vitae elit libero, a pharetra augue. Praesent commodo cursus magna, vel scelerisque nisl consectetur et.

<div class="alert alert-dismissible alert-warning">
  <button type="button" class="close" data-dismiss="alert">&times;</button>
  <h4>Warning!</h4>
  <p>Best check yo self, you're not looking too good. Nulla vitae elit libero, a pharetra augue. Praesent commodo cursus magna, <a href="#" class="alert-link">vel scelerisque nisl consectetur et</a>.</p>
</div>
Oh snap! Change a few things up and try submitting again.
Well done! You successfully read this important alert message.
Heads up! This alert needs your attention, but it's not super important. 
        <div class="alert alert-dismissible alert-danger">
          <button type="button" class="close" data-dismiss="alert">&times;</button>
          <strong>Oh snap!</strong> <a href="#" class="alert-link">Change a few things up</a> and try submitting again.
          </div>
          
        <div class="alert alert-dismissible alert-success">
          <button type="button" class="close" data-dismiss="alert">&times;</button>
          <strong>Well done!</strong> You successfully read <a href="#" class="alert-link">this important alert message</a>.
        </div>
        
        <div class="alert alert-dismissible alert-info">
          <button type="button" class="close" data-dismiss="alert">&times;</button>
          <strong>Heads up!</strong> This <a href="#" class="alert-link">alert needs your attention</a>, but it's not super important.
        </div>

Labels

Default Primary Success Warning Danger Info

<span class="label label-default">Default</span>
<span class="label label-primary">Primary</span>
<span class="label label-success">Success</span>
<span class="label label-warning">Warning</span>
<span class="label label-danger">Danger</span>
<span class="label label-info">Info</span>

Jumbotron

Jumbotron

This is a simple hero unit, a simple jumbotron-style component for calling extra attention to featured content or information.

Learn more

<div class="jumbotron">
  <h1>Jumbotron</h1>
  <p>This is a simple hero unit, a simple jumbotron-style component for calling extra attention to featured content or information.</p>
  <p><a class="btn btn-primary btn-lg">Learn more</a></p>
</div>

Panels

Panel primary

Panel content

Panel success

Panel content

Panel warning

Panel content

Panel danger

Panel content

Panel info

Panel content 
<div class="panel panel-primary">
    <div class="panel-heading">
    <h3 class="panel-title">Panel primary</h3>
    </div>
    <div class="panel-body">
    Panel content
    </div>
</div>

Change class panel-primary to panel-warning, panel-success and so on to get other panels.