The Google AMP team has increased the AMP custom CSS limit from 50KB to 75KB, that is a 50% increase. This should be fully live by the end of February said Weston Ruter, a Developer Programs Engineer at Google on Twitter:
And the pull request to raise AMP's custom CSS limit from 50KB to 75KB has been merged! 🎉
— Weston Ruter (@westonruter) February 8, 2020
It should be live by the end of February. (We'll make sure to release an update to the WordPress AMP plugin as soon as this happens.) PR: https://t.co/1zy49OqXqu
Huge hat tip for finding this goes to @PeterNikolow.
Weston from Google added "It should be live by the end of February. (We'll make sure to release an update to the WordPress AMP plugin as soon as this happens.)"
Forum discussion at Twitter.