<form>
  <fieldset>
    <legend>
      <h3>Choose your favorite superhero</h3>
    </legend>
    
    <label for="spiderman">  
      <input name="superhero" value="spiderman" type="radio" id="spiderman">
      Spider-man
    </label>
    
    <label for="superman">
      <input name="superhero" value="superman" type="radio" id="superman">
      Superman
    </label>
    
    <label for="batman">
      <input name="superhero" value="batman" type="radio" id="batman">
      Batman
    </label>
  </fieldset>

  <label for="terms">
    <input type="checkbox" id="terms" name="accept_terms" value="yes" />
    Accept terms
  </label>

  <button>Submit</button>
</form>