Cumulative Layout Shift (CLS)
CLS,
Cumulative Layout Shift (CLS) - web.dev
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https://web.dev › cls, layout shifts, Layout shifts, Measure CLS in JavaScript, Optimize CLS, на сайте с 31 марта 2023, 19:59
Cumulative Layout Shift (CLS) is an important, user-centric metric for measuring visual stability because it helps quantify how often users experience unexpected layout shifts—a low CLS helps ensure that the page is delightful.
To provide a good user experience, pages should maintain a CLS of 0.1. or less.