Customizing APM end user login page with APM Advanced Customization Templates

Problem this snippet solves:

Advanced customization for APM allows an administrator broad control over the look and feel of nearly every page that APM issues. This is done through "including" both Cascading Style Sheets (CSS) and segments of HTML that are tailored to your environment. 

How to use this snippet:

These templates are meant to be used in combination with the APM Advanced Customization guide included in the attachment.

Tested this on version: