#carouselExampleInterval, .carousel-inner, .carousel-item, .carousel-item > img{
    height: 100% !important;
}
/* 防止和轮播相互影响导致无法显示下面的导航 */
.second-nav-list{
    z-index: 1;
}
.carousel-indicators li{
    height: 14px;
    width: 14px;
    border-radius: 50%;
}