So I found the current Hibernate Javadoc for latest version (v6.6) (https://docs.jboss.org/hibernate/orm/6.6/javadocs/org/hibernate/cfg/Configuration.html) looks weird as below (I confirmed using multiple browsers):
Screenshot 2024-09-09 at 20.54.48.png

But the previous version looks fine (https://docs.jboss.org/hibernate/orm/6.5/javadocs/org/hibernate/cfg/Configuration.html):
Screenshot 2024-09-09 at 20.57.32.png

So it seems to be some CSS issue here. Not a big deal you could say, but it doesn't hurt to point it out.