【Google】UI Design typography

詳細はこちら
https://material.io/design/typography/the-type-system.html

Open Sansを同期
https://fonts.adobe.com/fonts/open-sans

Robotoを同期
https://fonts.adobe.com/fonts/roboto

ここまで出来たら、スケッチファイルをXDで開く

https://storage.googleapis.com/spec-host/mio-staging%2Fmio-design%2F1581631970573%2Fassets%2F1__l5pBodK3nULajGCU3B_3N30wLskEkm%2Fmaterialdesigntypescale.sketch