style: change font-family like Redis official site https://redis.io/docs/

[wenchy]

redis

Redis docs website: https://redis.io/docs/

font-family: Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,segoe ui,Roboto,helvetica neue,Arial,noto sans,sans-serif,apple color emoji,segoe ui emoji,segoe ui symbol,noto color emoji

cloudfare

https://www.cloudflare.com/learning/access-management/authn-vs-authz/

font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif