How to add a button to move it up and down ?

Question

https://code.sololearn.com/WN0hK9qf0Mw6/?ref=app

Answer 1

Like you added for left and right ,add for top as well ,I did and worked well for me ,also your calc function isn't working it should be like
calc(50% - 200px)
Notice the space before and after operator

Answer 2

Abhay I tried that for up and down but didn't worked

Answer 3

Tejas chichkar can you show what you tried?