Sticky tabs - different on every device

I have these interested tabs that stick when you scroll. I have this odd problem that on different devices, it’s behaving differently, making it difficult to diagnose how to fix. Maybe someone that knows why this issue is happening could help me fix?

On Chrome Desktop, it looks fine

When I make my browser smaller, it hides the first one:

On my phone (Google Pixel), it completely goes over the green section:

Here is my site Read-Only: LINK

Hi @codiuscube :wave: Need a read-only link or link to live page at the first​:relieved: