Why is a notification not shown when sending a WordPress post?

Question

WordPress

The message is sent but the notification is not. The plugin is called Contact Form 7
Link to the site

Answer 1

1) whether the notification fields in the form settings
https://screenshots.firefox.com/F8tqbWgsiAHQT8bU/d... are filled
in 2) check the z-index and styles
3) some notifications are still displayed
https://screenshots. firefox.com/C3pBClLSB9hKYMUg/m...