[Theme Horse Support Team]

Hi Locka

If you are good in coding and i think you can code well too. After creation of child theme. there you add one php page. Eg:- functions.php where style.css is located.

here you can write the code which function you want to change. So that you can change it.
Just have a look this link. Here all information is give about functions.php

https://codex.wordpress.org/Child_Themes

Regards

Sunil