Default

Radios
<fieldset>
<legend>Radios</legend>

<div>
<input type="radio" id="radio7" name="radios">
<label for="radio7">Radio 1</label>
</div>

<div>
<input type="radio" id="radio8" name="radios">
<label for="radio8">Radio 2</label>
</div>
</fieldset>

disabled

Radios
<fieldset disabled>
<legend>Radios</legend>

<div>
<input type="radio" id="radio9" name="radios">
<label for="radio9">Radio 1</label>
</div>

<div>
<input type="radio" id="radio10" name="radios">
<label for="radio10">Radio 2</label>
</div>
</fieldset>