.core_advantages_swiper * {
    box-sizing: border-box;
    font-family: 'Microsoft YaHei', '微软雅黑';
}

.core_advantages_swiper img {
    border: none;
    display: block;
    max-width: 100%;
    height: auto;
    object-fit: scale-down;
}

.core_advantages_swiper .swiper-slide {
    width: 1200px;
    height: 676px;
    overflow: hidden;
    cursor: pointer;
}

.core_advantages_swiper .swiper-container {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.core_advantages_swiper .swiper-slide .content {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
    display: block;
    opacity: 0;
    transition: .5s ease-in;
}

.core_advantages_swiper .swiper-slide-active .content {
    opacity: 1;
}

.core_advantages_swiper .swiper-slide a {
    display: block;
    color: #fff;
    width: 100%;
    height: 100%;
}

.core_advantages_swiper .swiper-slide .core_adv_img {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
}

.core_advantages_swiper .swiper-slide a .title {
    font-size: 36px;
    font-weight: bold;
    color: #FFFFFF;
    margin-bottom: 110px;
    margin-top: 80px;
    text-align: center;
}

.core_advantages_swiper .swiper-slide a .des {
    font-size: 24px;
    font-weight: 300;
    color: #FFFFFF;
    line-height: 1.5;
    width: 80%;
    margin: 0 auto;
    margin-bottom: 80px;
}

.core_advantages_swiper .swiper-slide a ul {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 88%;
    margin: 0 auto;
}

.core_advantages_swiper .swiper-slide a ul li {
    text-align: center;
    flex: 1;
    margin: 0 10px;
    list-style: none;
}

.core_advantages_swiper .swiper-slide a .core_adv1_content li {
    flex: inherit;
}

.core_advantages_swiper .swiper-slide a ul li .num {
    font-size: 42px;
    font-weight: 800;
}

.core_advantages_swiper .swiper-slide a ul li .num_des {
    font-size: 16px;
    margin-top: 6px;
}

.core_advantages_swiper .swiper-slide a ul li .lang {
    font-size: 42px;
    font-weight: 800;
    color: #FFFFFF;
    font-style: normal;
}

.core_advantages_swiper .swiper-pagination-bullet {
    width: 15px;
    height: 15px;
    opacity: 0.3;
    background: #fff;
    margin: 0 10px !important;
}

.core_advantages_swiper .swiper-pagination-bullet-active {
    opacity: 1;
}

.core_advantages_swiper .swiper-button-next,
.core_advantages_swiper .swiper-button-prev {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    background: transparent;
}

.core_advantages_swiper .swiper-button-prev svg {
    transform: rotate(180deg);
}

.core_advantages_swiper .swiper-button-next:hover,
.core_advantages_swiper .swiper-button-prev:hover {
    background-color: rgba(0, 159, 185, .5);
}