docs(readme): center frontmatter and license

Signed-off-by: Cameron Smith <[email protected]>

README.md

@@ -1,6 +1,6 @@
 # Pyro-Velocity
 
-<div style="display: flex; flex-direction: column; align-items: center;">
+<div align="center" style="margin-left: auto; margin-right: auto; max-width: 520px; overflow-x: auto;">
 <img
     src="https://raw.githubusercontent.com/pinellolab/pyrovelocity/beta/docs/_static/logo.png"
     alt="Pyro-Velocity logo"
@@ -47,7 +47,7 @@
 
 ## Documentation 📒
 
-Please see the [documentation](https://docs.pyrovelocity.net).
+Please see the [Documentation](https://docs.pyrovelocity.net).
 
 ## Changelog 🔀
 
@@ -60,3 +60,7 @@ Please review the [Contributing Guide](https://docs.pyrovelocity.net/about/contr
 ## Community 🏘
 
 If you would like to apply Pyro-Velocity in your research, have an idea for a new feature, have a problem using the library, or just want to chat, please feel free to [start a discussion](https://github.com/pinellolab/pyrovelocity/discussions). If you have a feature request or issue using Pyro-Velocity that will require making changes to the code in this repository, please [file an issue](https://github.com/pinellolab/pyrovelocity/issues) containing a [GitHub permananent link](https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/creating-a-permanent-link-to-a-code-snippet) to the location that you think is causing a problem or will require changes and provide a [minimal reproducible example](https://en.wikipedia.org/wiki/Minimal_reproducible_example). Such issues will be reviewed!
+
+## License ⚖️
+
+[AGPL](https://github.com/pinellolab/pyrovelocity/blob/main/LICENSE)