How to use and how works CSS' will-change property?

Question

I found CSS will-change^{W3.org docs, MDN docs} property (which already works in Chrome and is partiali supported by Firefox and Opera) but I\'m not rea

Answer 1

The best solution for me:

transform : translate(calc(-50% + 0.5px), calc(-50% + 0.5px));

But, this solution has trouble with calc in ios safari in a fixed position can cause high battery consumption