I used windows wamp server 3.1.7 64bit. The server configuration: Apache 2.4.37 Port 8080- PHP 7.2.14 MySQL 5.7.24 Port 3306 MariaDB 10.3.12 Port 3307 PHP 7.3.1 for CLI (Command-Line Interface) Install Mantisbt 2.20.0 and view with IE 11, the mantisbt "missing" style (seen attachment). Wit...