Each of the above can, optionally, play an alert sound, which you can change by specifying your own sound clip UUID.
So if you're browsing YouTube, only the first video will be blocked, but after that, the rest will autoplay as you open them.
You most likely already set up a skin you liked when first installing, but here you can change the baseline template to any of the available skins.
Recommended for people that record gameplay or live stream.
It is a neat way to how you are doing compared to your fellow raiders.
Unfortunately there is not a way to change the color or size.