Can anyone help me how to make drop-down list in navigation bar

Answer 1

You can have a look at it:
https://www.w3schools.com/howto/howto_css_dropdown_navbar.asp

Answer 2

https://code.sololearn.com/WjuAbudK0y8U/?ref=app

https://code.sololearn.com/WGMGG1rb1254/?ref=app

https://code.sololearn.com/W2IErpcCeYbX/?ref=app

👆 I think these Code are helpful to you