iframe width=“100%” height=“640” style=“width: 100%; height: 640px; border: none; max-width: 100%;” frameborder=“0” allowfullscreen allow="xr-spatial-tracking; gyroscope; accelero
It ain’t gonna work of you only copy a part of the code.
It is all explained in this post : Interactive 360 Panoramas - How To Post on GADC