.header_50 .swiper-pagination-bullet {
    width: 16rem;
    height: 16rem;
    border-radius: 50%;
    transition: width .3s ease-in-out;
}

.header_50 .swiper-pagination-bullet-active {
    background: var(--color-black);
    width: 100rem;
    border-radius: 16rem;
}