I want to see who finds this

How do you make them floating up and down like that

Yoooo this is sick 2528262836386282627262826282/6

ᏆҒ ᎽϴႮ ᏔᎪΝͲ ᎽϴႮ ᏟᎪΝ ᎡᎬᎷᏆХ ͲᎻᏆՏ