Hello everyone, sorry disturb but after alot of times of trying to use a .gif .webm .mp4 file as background never worked.
Today i was going around the forum and i came to the profile of this guy - https://forums.d2jsp.org/user.php?i=974766
Where he clearly using animation as background someone know how is that possible?
Thank you for your time

Animated background images are not allowed

The background in question has been removed

Thanks!