===== Wordpress with SSL =====
  - Please install and activate the plugin "SSL Insecure Content Fixer".
  - Under the settings of the plugin "SSL Insecure Content Fixer" please select the item "Simple".
  - Under "HTTPS detection" please select HTTP_X_FORWARDED_PROTO (eg load balancer, reverse proxy, NginX)
  - Now under Wordpress Address (URL) and Site Address (URL) you can specify the blog URL with https under the general settings of Wordpress.