Labels Not Showing Up

First, really great work on the course and very much appreciate the level of detail. I did find that labels were not showing up here and in other snippets in this file as well. I wanted to flag it to confirm. Thanks
 https://github.com/0xMacro/library/blob/518169980a22fd100a6c970ec5e176488be43c2d/client/learn_evm/chapters/evm/stack.html#L149-L153