.yichen_application {
    padding: var(--component-gap) 0 0;
}

.yichen_application .container {
    position: relative;
    padding: 0 55px;
}

.yichen_application h2 {
    color: #545353;
    text-align: center;
    font-size: var(--title-size-h2);
    font-weight: 700;
    line-height: 1;
}
.yichen_application .title2{
    text-align: center;
    margin-top: 15px;
}
.yichen_application_list {
    margin-top: 50px;
    overflow: hidden;
}

.yichen_application_list .swiper-wrapper {
    display: flex;
}

.yichen_application_list .swiper-slide {
    position: relative;
    overflow: hidden;
    border-radius: 5px;
    flex: 0 0 21%;
    height: 437px;
    transition: flex 0.4s ease;
}
.yichen_application_list .swiper-slide::before {
  content: "";
  position: absolute;
  inset: 0;               /* 等于 top:0; right:0; bottom:0; left:0 */
  background: rgba(0, 0, 0, 0.3); /* 黑色 50% 透明 */
  z-index: 1;
}


.yichen_application_list .swiper-slide.active-slide {
    flex: 0 0 calc(37% - 30px);
}

.yichen_application_list .swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.yichen_application_item_content {
    position: absolute;
    top: 45%;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 2;
}

.yichen_application_item_content h3 {
    color: #FFF;
    text-align: center;
    font-size: 16px;
    font-weight: 400;
    line-height: 2.25;
}

.yichen_application_item_content a {
    color: #FFF;
    font-size: 12px;
    line-height: 30px;
    text-decoration: none;
    padding: 3px 34px;
    transition: all 0.3s ease;
    border-radius: 6px;
    border: 1px solid #FFF;
    margin-top: 35px;
    display: none;
    cursor: pointer;
}

.yichen_application_list .swiper-slide:hover .yichen_application_item_content a {
    display: inline-block;
}

.yichen_application .swiper-button-prev:after,
.yichen_application .swiper-button-next:after {
    display: none !important;
}

.yichen_application .swiper-button-prev,
.yichen_application .swiper-button-next {
    width: 40px !important;
    height: 40px !important;
    border-radius: 50% !important;
}

.yichen_application .swiper-button-prev_icon {
    width: 40px;
    height: 40px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--color-primary);
}

.yichen_application .iconfont {
    font-size: 20px;
    font-weight: bold;
    color: var(--color-primary);
}

.yichen_application .swiper-button-prev {
    top: 58%;
    left: -65px !important;
}

.yichen_application .swiper-button-next {
    top: 58%;
    right: -65px !important;
}

@media (max-width: 1500px) {
    .yichen_application .swiper-button-prev {
        top: 58%;
        left: 0px !important;
    }

    .yichen_application .swiper-button-next {
        top: 58%;
        right: 0px !important;
    }
}

@media (max-width: 992px) {
    .yichen_application_list .swiper-slide {
        flex: 0 0 calc(30% - 5px);
        height: 400px;
    }

    .yichen_application_list .swiper-slide.active-slide {
        flex: 0 0 calc(40% - 10px);
    }
}

@media screen and (max-width: 768px) {
    .yichen_application {
        padding-top: 50px;
    }
    .yichen_application_list{
        margin-top: 30px;
    }
    .yichen_application_list .swiper-slide {
        flex: none;
        width: 100%;
    }

    .yichen_application_list .swiper-slide.active-slide {
        flex: none;
    }

    .yichen_application_item_content a {
        display: inline;

    }
}