const elements = document.getElementsByClassName("grid-item");
const text = " działaj kurwo proszę"

for (const element of elements) {
    const child = element.children[0]
    element.addEventListener("click", function () {
        for (const letter of text) {
            setTimeout(function () {
                child.innerHTML += letter
            }, Math.floor(Math.random() * 1000) + 500)
        }
    })
}