Sorting subcategories one under the other?

[ogulcan1787 (Ogulcan)]

Thank you so much @Arkshine
Can I ask for your help on one more issue?

How can I change Header icons color with hamburger button

changing header icon colors: rounding theme component - may suit your needs or at least give you ideas in the code on how to do it:

Maybe it’s simple for you, what’s difficult for me.
Please see my message at the end of the topic.