Make docs look more like mintlify #179
Description
- every section in the sidebar like "Intro" should have an icon on the left size
- every section in the sidebar should be slightly bolded
- every section in the sidebar except the first) should have margin above it to the previous section
- The text in the header should be made slightly smaller
- "File Issue" can be removed
- The icons in the header should be slightly smaller
- There should be a small subtitle with the section name at the top of docs
- Docs should be centered without the right-side outline
/bounty $125
