<div id="radio-inputs">

  <label for="first-name">
    First Name
    <input type="text" id="first-name" name="firstname"/>
  </label>

  <label for="yes-radio" class="block-label">
    Yes
    <input type="radio" id="yes-radio" name="choice" checked="checked"/>
  </label>

  <label for="no-radio" class="block-label">
    No
    <input type="radio" id="no-radio" name="choice"/>
  </label>

  <label for="maybe-radio" class="block-label">
    Maybe
    <input type="radio" id="maybe-radio" name="choice"/>
  <