How to make color settings in the 1C Bitrix template from the admin panel?

Question

1C-Bitrix

How to make "admin panel in Bitrix template". To go to the admin panel in the Bitrix template and set the color there, for example?
If there is an example, that would be nice. Answers such as this content: Take a template of some Aspro and crack it, please do not write. I understand perfectly.
Please do not kick much, thank you for your understanding and all who responded.

Answer 1

Write a module with color options.
Then, in the template, check which option is selected and include the desired file with styles.
About modules here - https://dev.1c-bitrix.ru/learning/course/index.php...
About how to work with module options - https://dev.1c-bitrix.ru/api_d7/bitrix/ main/config...
How to include css files here - https : //dev.1c-bitrix.ru/api_d7/bitrix/main/page/a...