Epilepsie script 2.0

let commonStyle = "transition-duration: .2s;" ;
let styleRotation = ["transform: rotate(0deg) scale(1); filter: invert(0%);"  ,"transform: rotate(90deg) scale(2); filter: invert(100%);", "transform: rotate(180deg) scale(1) ; filter: invert(0%);", "transform: rotate(270deg) scale(2); filter: invert(100%);"];
let currentIndex = 0;
let images = document.querySelectorAll('img');
function moveImages() {
    for(let i=0; i < images.length; i++) {
        let img = images[i];
        img.style = commonStyle + styleRotation[currentIndex];
    }
    currentIndex ++;
    if(currentIndex == styleRotation.length){
        currentIndex = 0;
    }
}

function moveAmount(amount){
    for(let i=0; i < amount; i++){
        moveImages();
    }
}

setInterval(moveImages, 10);

let colors = ['red', 'green', 'blue', 'yellow', 'purple', 'black', 'white', 'orange'];
let counter = 0;

function changeBackgroundColor(){
    document.querySelector('body').style.backgroundColor = colors[counter];
    counter ++;
    if(counter >= colors.length-1)
        counter = 0;
}

setInterval(changeBackgroundColor, 10);