I’ve recently installed the latest stable Streamlit (0.72.0)
I discovered that the sidebar layout has changed.
In previous version (0.69.1 for example), all the sidebar widgets started from fairly nice height. (pic 1)
I suspect this is an artifact of a huge refactoring @kmcgrady did in preparation for supporting themes in Streamlit in 2021. I’m not a CSS expert, but I suspect you could fix this in the short-term using the st.markdown css trick:
Welcome to the forum! I had the same problem and ended up waiting to install version 0.72.0. It seems like an issue has been opened since you reported this, so it seems likely we will get ‘the old’ version back in a coming update