Genesis Framework: Add extra div under primary navigation

Adding div below primary navigation

add_action( 'genesis_before_content_sidebar_wrap', 'feature_my_single_post_image' );

function feature_my_single_post_image() {

if( is_singular( 'page' ) ) {

global $post;

$size = 'full-size';
 $default_attr = array(
 'class' => "aligncenter attachment-$size $size",
 'alt' => $post->post_title,
 'title' => $post->post_title,
 );

printf( '<div class="example">%s</div>', genesis_get_image( array( 'size' => $size, 'attr' => $default_attr ) ) );

}

}

add_image_size('panoramic', 1140, 199, TRUE);

add_filter( 'image_size_names_choose', 'my_custom_image_sizes_choose' );

function my_custom_image_sizes_choose( $sizes ) {
 $custom_sizes = array(
 'panoramic' => 'Panoramic',
 );
 return array_merge( $sizes, $custom_sizes );
}

Credit: https://www.organicweb.com.au/17445/wordpress/genesis-move-featured-image/