.fp-big-slide-nav .fp-slidesNav ul li {
    width: 20px;
    height: 19px;
    margin: 8px
}

.fp-big-slide-nav .fp-slidesNav ul li a span {
    height: 12px;
    width: 12px;
    margin: -6px 0 0 -6px
}

.fp-big-slide-nav .fp-slidesNav ul li:hover a:not(.active) span {
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px
}

.fp-big-slide-nav .fp-slidesNav ul li a.active span, .fp-big-slide-nav .fp-slidesNav ul li:hover a.active span {
    height: 18px;
    width: 18px;
    margin: -9px 0 0 -9px
}