Resize observerThe ResizeObserver API observes and reacts to changes in the size of DOM elements.widely2020-07-282023-01-28https://drafts.csswg.org/resize-observer-1/resizeobserverhttps://developer.mozilla.org/docs/Web/API/ResizeObserverapi.ResizeObserverapi.ResizeObserver.ResizeObserverapi.ResizeObserver.disconnectapi.ResizeObserver.observeapi.ResizeObserver.observe.options_box_parameterapi.ResizeObserver.unobserveapi.ResizeObserverEntryapi.ResizeObserverEntry.borderBoxSizeapi.ResizeObserverEntry.contentBoxSizeapi.ResizeObserverEntry.contentRectapi.ResizeObserverEntry.devicePixelContentBoxSizeapi.ResizeObserverEntry.targetapi.ResizeObserverSizeapi.ResizeObserverSize.blockSizeapi.ResizeObserverSize.inlineSizehttps://nowyoucanuse.com/features--resize-observer.html