Sorry for duplicate post, please delete.

What element do I have to edit in to change the taskbar? Currently I'm looking in Taskbar & System Tray > TaskBar > Aero/Basic. (https://a.uguu.se/cVSwDsCvrPvO_2018-07-20_17-25-13.png)
Currently I am using WSB1563B with the Win8.1 patches from this post (https://www.vistastylebuilder.com/forum/index.php?topic=2430.msg13974#msg13974).
I've looked at other Windows 10 themes and when I open the same path there are some differences i.e. (https://a.uguu.se/gi2f8KCjYVnO_2018-07-20_18-36-07.png).
The theme I'm working on I started with the default Windows 10 theme.
I would like to edit the task buttons and the task bar (https://a.uguu.se/nDnMr4NvmuTN_2018-07-20_18-38-44.png).