VisualViewport: pageTop property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since August 2021.

The pageTop read-only property of the VisualViewport interface returns the y coordinate of the top edge of the visual viewport relative to the initial containing block origin, in CSS pixels, or 0 if current document is not fully active.


A double.


CSSOM View Module
# dom-visualviewport-pagetop

Browser compatibility

BCD tables only load in the browser