How do I sticky tab in left column

Community resources General
1

Hello guys,

I’m working on my portfolio and I want to make a menu sticky. Unfortunately, it looks impossible.
I set sticky but I don’t know why it doesn’t work. Could you help me with it please.

Frame 26085776
Frame 260857761433×916 142 KB

Thanks in advance

Here is my link:Webflow - Ceci