Supporting / allowing Reader Mode would be good.
On iOS, you can also use the same gesture directly on the screen.
And if that doesn't work (it doesn't for me), the older method should: Hold control and scroll, up to zoom in and down to zoom out.
Now I’m really annoyed with myself for not realising this. This insight is up there with the ‘spacebar long press to get a cursor’ thing
Supporting / allowing Reader Mode would be good.