Float in css

Question

How I can put two float elements (images) up each other not side by side

Answer 1

https://code.sololearn.com/WKIj9gQqkRw4/?ref=app

Answer 2

If you really need to use float - this way :
https://code.sololearn.com/WnjW9syOUZ56/?ref=app
But previous answer with flex much better. Flex has lot's of useful settings)