(let i = 0; i < slides.lenght; i++) {//hover next arrow
.banner-anim-arrow-default:hover.next:before,
.banner-anim-arrow-default:hover.next:after {
left: 20px;
transition: left 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
}
//next arrow
.banner-anim-arrow-default.next:before,
.banner-anim-arrow-default.next:after {
left: 0;
transition: left 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
transform-origin: left;
}