Need help with Drum Machine

JavaScript
1

Tell us what’s happening:
I can’t pass the last 2 test. Please help me to figure out what I’m doing wrong. Thanks

Your code so far

https://codepen.io/linataaffe/pen/WNNOZmw

Your browser information:

User Agent is: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3865.120 Safari/537.36.

Challenge: Build a Drum Machine

Link to the challenge:
https://www.freecodecamp.org/learn/front-end-libraries/front-end-libraries-projects/build-a-drum-machine

3

I have fixed some errors, please help me check why I can’t pass test 7, I click on the bottoms and they all play. Also, if I can get a tip on test 8, I tried many different ways and I still can’t figure how to make it work. Thanks in advance!

https://codepen.io/linataaffe/pen/WNNOZmw

5

Thank you so much for your help!