eslint-plugin-compat [0] and stylelint-no-unsupported-browser-features [1] can help you know when you're using an unsupported browser feature. [0] https://gith

eslint-plugin-compat [0] and stylelint-no-unsupported-browser-features [1] can help you know when you're using an unsupported browser feature. [0] https://github.com/amilajack/eslint-plugin-compat https://github.com/amilajack/eslint-plugin-compat [1] https://github.com/ismay/stylelint-no-unsupported-browser-features https://github.com/ismay/stylelint-no-unsupported-browser-fe...