- <li id="accordion-section-<?php echo esc_attr( $this->id ); ?>" class="control-section accordion-section">
- <h3 class="accordion-section-title" tabindex="0"><?php echo esc_html( $this->title ); ?></h3>
+ <li id="accordion-section-<?php echo esc_attr( $this->id ); ?>" class="<?php echo esc_attr( $classes ); ?>">
+ <h3 class="accordion-section-title" tabindex="0">
+ <?php echo esc_html( $this->title ); ?>
+ <span class="screen-reader-text"><?php _e( 'Press return or enter to expand' ); ?></span>
+ </h3>