https://developer.mozilla.org/es/docs/Web/API/WheelEvent/deltaY
WheelEvent.deltaY - API web | MDN
La propiedad de solo lectura WheelEvent.deltaY es un double que representa la cantidad de deslizamiento vertical en la unidad WheelEvent.deltaMode .
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https://bugzilla.mozilla.org/show_bug.cgi?id=1962355
1962355 - Synthesizing wheel (and maybe touch) scroll limits values for deltaX and deltaY to the...
RESOLVED (hikezoe.birchill) in Remote Protocol - Agent. Last updated 2026-04-13.
https://www.w3schools.com/JSREF/event_wheel_deltay.asp
WheelEvent deltaY Property
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