Making the web faster and more user-friendly
Exploring a practical solution for mitigating Cumulative Layout Shift (CLS) caused by promotional banners. Prevent unexpected layout shifts by using sessionStorage to remember the banner's content and display state across page loads.
To avoid layout shifting and optimize for the Cumulative Layout Shift (CLS) Web Vital in you web pages, you need to reserve space for any content that might be rendered later in time. This is the case for images, videos and any asynchonously loaded content (e.g with AJAX calls). Here's a new way to do it.
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.
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