The offsetTop read-only property of the VisualViewport interface returns the offset of the top edge of the visual viewport from the top edge of the layout viewport in CSS pixels.
The offsetTop read-only property of the VisualViewport interface returns the offset of the top edge of the visual viewport from the top edge of the layout viewport in CSS pixels.
A double.
| Specification |
|---|
| CSSOM View Module # dom-visualviewport-offsettop |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
offsetTop |
61 | 79 | 91 | No | 48 | 13 | 61 | 61 | 68 | 45 | 13 | 8.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/VisualViewport/offsetTop