OneCityAI Academy

Digital marketing glossary

CLS (Cumulative Layout Shift): meaning

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Definition

CLS (Cumulative Layout Shift): A measure of how much page content unexpectedly moves while loading. Good is 0.1 or less.

Definition from the OneCity AI Academy course notes.

How other classes put it

  • Search Engine Optimisation (SEO): A Core Web Vital measuring how much page content unexpectedly moves around while loading.
  • WordPress Hands-on: A measure of how much page elements unexpectedly move while the page loads.

Where you learn it

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