WEbGL using three.js changes

I need help making changes to a WEBGL using Three.js website. Thwe sbite is coded in core PPH. Specifically, I would like someone to fix some existing bugs, and use the existing. Only bid if you have experience working with WEBGL using Three.js and have knowledge of web design.

I will share the changes required in freelancer chat when we talk. Thank you for your time and I look forward to hearing from you!