likert scale javascript code

<div class="wrap">
  <h1 class="likert-header">This is a Likert Scale survey</h1>
  <form action="">
    <label class="statement">This HTML Likert scale is easy to use.</label>
    <ul class='likert'>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Strongly agree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Agree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Neutral</label>
      </li>
      <li>
        <input type="radio" name="likert" value="disagree">
        <label>Disagree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Strongly disagree</label>
      </li>
    </ul>
    <label class="statement">It's clear that this is a responsive design.</label>
    <ul class='likert'>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Strongly agree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Agree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Neutral</label>
      </li>
      <li>
        <input type="radio" name="likert" value="disagree">
        <label>Disagree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Strongly disagree</label>
      </li>
    </ul>
    <label class="statement">Codepen.io is an excellent tool for prototyping.</label>
    <ul class='likert'>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Strongly agree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Agree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Neutral</label>
      </li>
      <li>
        <input type="radio" name="likert" value="disagree">
        <label>Disagree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Strongly disagree</label>
      </li>
    </ul>
    <label class="statement">Pete Fecteau is incredibly smart and handsome.</label>
    <ul class='likert'>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Strongly agree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Agree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Neutral</label>
      </li>
      <li>
        <input type="radio" name="likert" value="disagree">
        <label>Disagree</label>
      </li>
      <li>
        <input type="radio" name="likert" value="strong_agree">
        <label>Strongly disagree</label>
      </li>
    </ul>
    <div class="buttons">
      <button class="clear">Clear</button>
      <button class="submit">Submit</button>
    </div>
  </form>
</div>