I like the Refactoring UI YouTube series.[1] Schoger takes a real website and makes incremental changes to make it gorgeous. He justifies his decisions and just generally gives you a good intuition for the why he makes a given tweak, which has helped me far more than any other tutorial or blog post I've followed.

[1] https://www.youtube.com/playlist?list=PLDVpvW8ghDr9tasku_Yvu...

I have a few links that might help.

  - Web Design in 4 Minutes https://jgthms.com/web-design-in-4-minutes/
  - Beginner’s Guide to the Programming Portfolio https://leerob.io/blog/beginners-guide-to-the-programming-portfolio
  - Improving My Next.js MDX Blog https://leerob.io/blog/mdx

There's also a great directory of personal sites here: https://personalsit.es/

You could look through past HN discussions of site designs, particularly minimalist ones:

https://news.ycombinator.com/item?id=12804406 https://news.ycombinator.com/item?id=13337948 https://news.ycombinator.com/item?id=17787816 https://news.ycombinator.com/item?id=18788244 https://news.ycombinator.com/item?id=19114037 https://news.ycombinator.com/item?id=21100377 https://twitter.com/gwern/status/1092221945427517440

FWIW, my own site's writeup is at https://www.gwern.net/About#design