css fixes, add recent notes, more robust quartz update

Jacky Zhao

2023-08-20 236130ac221f7d254ec9881f529f4ca567e15234

 package.json

@@ -17,6 +17,9 @@
    "test": "tsx ./quartz/util/path.test.ts",
    "profile": "0x -D prof ./quartz/bootstrap-cli.mjs build --concurrency=1"
  },
  "engines": {
    "node": ">=18.14"
  },
  "keywords": [
    "site generator",
    "ssg",