 checked aria-hidden="true">
                  <label for="a1" aria-hidden="true">Accordion section 1</label>
                  <div> <h3>Section 1</h3> <p>This is the first accordion section's content.</p> </div>
                  <input type="radio" name="accordion" id="a2" aria-hidden="true">
                  <label for="a2" aria-hidden="true">Accordion section 2</label>
                  <div> <h3>Section 2</h3> <p>This is the second accordion section's content.</p> </div>
                </div>
      