form>
      <fieldset>
        <legend>Feedback form</legend>

        <p>Required fields are labelled with "required".</p>
        <div>
          <label for="fname">First name: </label>
          <input id="fname" name="fname" type="text" required>
          <span></span>
        </div>
        <div>
          <label for="lname">Last name: </label>
          <input id="lname" name="lname" type="text" required>
          <span></span>
        </div>
        <div>
          <label for="email">Email address 