How to create dropdown menu?

Question

my websites navbar is on button tag, i like to create dropdown menu when the mouse is hover my navbar buttons.

Answer 1

You can use css and JQuery
See this code

https://code.sololearn.com/WuFRikQ77uAZ/?ref=app

Answer 2

https://www.w3schools.com/howto/howto_css_dropdown.asp