Links and or idea's to help with a better listening and recording experience.

Increase volume above maximum for all tabs even if the volume level in system set on maximum.

https://chrome.google.com/webstore/search/music%20booster?hl=en

This lets you pop out the videos you play and you can record them without the page taking up the whole screen

https://chrome.google.com/webstore/detail/picture-in-picture-for-ev/hepbieccgbieoeaigepkojmogpkjfpin