Funny, my company has been developing an application that suddenly behaved bizarrely in Chrome 76 (some divs were constantly jumping up and down the page, augh)

Funny, my company has been developing an application that suddenly behaved bizarrely in Chrome 76 (some divs were constantly jumping up and down the page, augh). We pulled our hair on this problem for a week, then suddenly Chrome 77 corrected that... But apparently it's broken elsewhere?