Issue Summary

When choosing the banner and theme, the Requests button does not respect the colors.  

Steps to Reproduce

1. Install Jira Service Management 4.6 or higher
2. Attempt to change the background of the button. 

Expected Results

The Requests button background can be changed. 

Actual Results

The Requests button background remains dark.

Workaround

https://confluence.atlassian.com/jirakb/changing-theme-and-branding-colors-in-jira-service-management-683543046.html