onload animation delay of child elements of a div with js?

Question

i have div, inside which i have made 3 card inside it and animated it as slide in. I can delay animation using nth child, but i want to do it with java script .children property and apply animation delay as --> index + 's' my code = https://codepen.io/beastop/pen/mdVMNgY

Answer 1

Omkar Patil why can't you show your code on Code Playground?

https://code.sololearn.com/W46mmK4e35qQ/?ref=app