Markup: templates/output/04-elements/forms/input/radio.html
<div class="flex__12 powermail_fieldwrap">
<fieldset>
<legend>Make your choice</legend>
<div class="form-radiogroup ">
<div class="radio">
<input id="radio1" name="radio" type="radio" checked="checked"/>
<label for="radio1">Option 1</label>
</div>
<div class="radio">
<input id="radio2" name="radio" type="radio"/>
<label for="radio2">Option 2</label>
</div>
</div>
</fieldset>
</div>
<div class="flex__12 powermail_fieldwrap">
<fieldset>
<legend>Make your choice</legend>
<div class="form-radiogroup ">
<div class="radio">
<input id="radio1-error" name="radio-error" type="radio" checked="checked"/>
<label for="radio1-error">Option 1</label>
</div>
<div class="radio">
<input id="radio2-error" name="radio-error" type="radio"/>
<label for="radio2-error">Option 2</label>
</div>
</div>
</fieldset>
<ul class="powermail-errors-list">
<li>This field is required</li>
</ul>
</div>
Source:
assets/sass/04-elements/_elements.forms.scss
, line 319