.kche-t214 .kche-t214-des iframe{width:100%;height:auto;aspect-ratio:1.78;margin-top:25px}
.showSwiper .swiper {width: 100%;height: 100%;margin-left: auto;margin-right: auto;}
.showSwiper .swiper-slide {text-align: center;font-size: 18px;background: #fff;height: calc((100% - 30px) / 2) !important;display: flex;justify-content: center;align-items: center;}
.showSwiper{height: 750px;}