1.3.1

Tested on WordPress 6.0.

1.3.0

Add a shortcode attribute to show only specific post types.
https://wordpress.org/support/topic/post-type-28/

1.2.2

Fixed PHP 8.0 warning.

1.2.1

Modify the handle names of wp_enqueue_script.

1.2.0

Modify markup of thumbnails and modify CSS.

1.1.0

Add shortcode attribute (style="") and modify CSS.

1.0.0

Initial release.