Fatal error: Uncaught mysqli_sql_exception: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '.css' at line 1 in /home/ubuntu/public_html/ai/AppCode/Connection.php:17 Stack trace: #0 /home/ubuntu/public_html/ai/AppCode/Connection.php(17): mysqli_query() #1 /home/ubuntu/public_html/ai/AppCode/Healthcare.php(104): Connection->Query() #2 /home/ubuntu/public_html/ai/include/healthcare-department.php(13): Healthcare->GetDepartmentById() #3 /home/ubuntu/public_html/ai/index.php(402): include_once('...') #4 {main} thrown in /home/ubuntu/public_html/ai/AppCode/Connection.php on line 17