The footer flying fish animation that used to be on the flarum.org.cn, can't be used now,I found a similar effect in the cnblog, but it has no effect when placed in the footer code.
here is the website i found on cnblog
https://www.cnblogs.com/zhangshuhao1116/p/14913926.html
and here is an older discuss
https://discuss.flarum.org/d/33073-fly-fish-footer
how can i implement it?
