.btn-primary

.btn-outline-primary

<div class="n-chk">
<label class="new-control new-radio square-radio new-radio-text radio-primary">
<input type="radio" class="new-control-input" name="custom-radio-6">
<span class="new-control-indicator"></span><span class="new-radio-content">Primary</span>
</label>
</div>

Use .btn-group class to make group buttons.

<div class="n-chk">
<label class="new-control new-radio square-radio new-radio-text radio-primary">
<input type="radio" class="new-control-input" name="custom-radio-6">
<span class="new-control-indicator"></span><span class="new-radio-content">Primary</span>
</label>
</div>

.btn-primary

.btn-outline-primary

<div class="n-chk">
<label class="new-control new-radio square-radio new-radio-text radio-primary">
<input type="radio" class="new-control-input" name="custom-radio-6">
<span class="new-control-indicator"></span><span class="new-radio-content">Primary</span>
</label>
</div>

Use .custom-dropdown class on div tag of a dropdown .

<div class="n-chk">
<label class="new-control new-radio square-radio new-radio-text radio-primary">
<input type="radio" class="new-control-input" name="custom-radio-6">
<span class="new-control-indicator"></span><span class="new-radio-content">Primary</span>
</label>
</div>

Dropdown

Dropup

Dropright

Dropleft

Small Button

Large Button

Grouped Dropdown Buttons

Split

Custom Dropdown