traffic light js

Question

https://code.sololearn.com/WZQT75Dk5YYg/?ref=app I want to use a js loop to change the opacity of each color to 100% for different amount of seconds.
For example red:20 sec. , yellow:3sec. , green: 17sec

Answer 1

https://code.sololearn.com/WPKs7IFXdT00/?ref=app

Change time as you wish and couldn't make js work except in html. working on my editor but not here

Answer 2

Use setTimeout rather than loop

https://code.sololearn.com/W2Y8w6h0OMQ8/?ref=app