id="three" class="radio" name="group">
  <div class="tab-wrapper">
    <label class="tab" id="tab-one" for="one">Tab One</label>
    <label class="tab" id="tab-two" for="two">Tab Two</label>
    <label class="tab" id="tab-three" for="three">Tab Three</label>
  </div><!-- /.tab-wrapper -->
  <div class="block-wrapper">
    <div class="content-block" id="block-one">
      <ul>
        <li>
          <img src="https://images.unsplash.com/photo-1612864800594-22b1b1c44de8?ixid=MXwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGV