FPWD Horizontal review

i18n self review: w3c#5771

privacy & security self review: https://lists.w3.org/Archives/Public/www-style/2020Dec/0007.html

i18n

Requested: w3c/i18n-request#147

accessibility

Requested: https://lists.w3.org/Archives/Public/www-style/2020Dec/0006.html

Privacy

Requested: https://lists.w3.org/Archives/Public/public-privacy/2020OctDec/0035.html

Security

Requested: https://lists.w3.org/Archives/Public/public-web-security/2020Dec/0002.html

TAG

Requested: w3ctag/design-reviews#584