[Theme Editor] Implement a function to edit or change the color of the notification box for the help button.

[StephenShuler]

Problem statement:

Implementing a color editing/adjusting function for the alert box within the help button at the bottom left of the sidebar.

Proposed solution:

This aims to address accessibility needs and provide customization options for Admins.

User role(s):

admin

[StephenShuler]

For further context, 

Here is an image of the box: