NightTimeFP theme

This extension helps apply specific theme for floatplane.com service.
Supporting only simple Theater Night Mode.

*** On a first run - make sure to refresh FP page so CSS is fully applied. ***

Tell me what you think - https://sites.google.com/view/ floatplane-theme

THE STUFF:
* WAN Show Countdown
* Change chat font size
* Change the width of the chat
* Hide title & description
* Add space above the video, make video full width
* Option to pop the chat in a new window
* When you click on username in chat it will add it to chatbox @<user>

Change-log (minor fixes not listed):
* 1.21: Beta site colors updated, countdown to WAN moved for 4.30PM PST
* 1.20: Add beta site support, fix some username and scrollbar colors
* 1.19: CSS updates, console errors resolved
* 1.18.5: CSS styling updated again - changes on FP side again
* 1.18.4: Fixed CSS styling - as there were some changes on FP side
* 1.18.3: Fixed Pop-out chat not loading
* 1.18: Added WAN Show Countdown and option to show/hide it; Found a bug link
* 1.17: Added option to change the width of the chat
* 1.16: Theme management, hide stream description, replace zoom with chat font size option
* 1.15: Added options to add/remove space around the video
* 1.14: Added @mentions on username click
* 1.13: Select permanent theme for pop-out chat
* 1.12: Option to hide chat on main live page
* 1.11: Option to pop the chat in a new window
* 0.1.10: Added option for customisation to pop-up
* 0.1.9.1: Now coloring chat text if you are "mentioned"

How it works?
* Go to live-stream page of your creator and toggle mode with click on the icon (top, right)

The setting is persistent - so next time you visit the page it will automatically activate.