$ sudo apt-get update
$ sudo apt-get install libjs-animate.css 

libjs-animate.css is installed in your system.

Make ensure the libjs-animate.css package were installed using the commands given below,

$ sudo dpkg-query -l | grep libjs-animate.css *

You will get with libjs-animate.css package name, version, architecture and description in a table

libjs-animate.css package basic information: