Help changing avatar/getting right size

[KillerCop311]

Trying to upload this gif the forums:


And I get the little message.
Can someone help me compress it a little bit better or something?

original gif:

[Ad Bot]

[NML Cygni]

here

[KillerCop311]

That's a non moving gif.

[Mr.Noßody]

I respect the reference.

[ßlöükfáce]

make it transparent