Font size decreases when child theme is created from parent theme?

Parent style had dependency on bootstrap.css. I added the dependency in the functions.php and it worked out fine.

Found this link helpful for my problem
https://wordpress.stackexchange.com/a/252360/153981

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)