/* assets/css/carousel.css - 轮播图专用样式 */
#banner {
    position: relative;
    overflow: hidden;
}
.banner-carousel {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
}
.banner-carousel .slide {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.2s ease;
}
.banner-carousel .slide.active {
    opacity: 1;
}
#banner .inner {
    position: relative;
    z-index: 2; /* 文字永远在图片上面 */
}