[idkwhoiam]

For people not using CSS a lot, vh is a little tricky on mobile. I guess that's what's behind "kind of" in the parent comment. It has to do with the fact that the viewport size changes as you start scrolling down [0]

[0] - https://dev.to/frehner/css-vh-dvh-lvh-svh-and-vw-units-27k4