메인 안내 페이지
https://developers.google.com/web/tools/chrome-devtools
Chrome DevTools | Tools for Web Developers | Google Developers
Option 1
developers.google.com
하나씩 개발도구 및 CSS 설정들을 보며 따라해 보기
https://developers.google.com/web/tools/chrome-devtools/css
Get Started With Viewing And Changing CSS | Tools for Web Developers
Learn how to use Chrome DevTools to view and change a page's CSS.
developers.google.com