[1] [css-sizing-3] Defer 'stretch' and 'fit-content' to Level 4 per WG re… (fantasai著, 2017-11-05 17:10:33 +09:00) <https://github.com/w3c/csswg-drafts/commit/f5f655bc98a8dfce25473ecf563f230fa3bf6d35>