.index-banner {
    position: relative;
    width: 100%;
}

.index-banner .banner-loop img {
    width: 100%;
}

.banner-pagination {
    position: absolute;
    z-index: 9;
    text-align: center;
    width: 100%;
    bottom: 10px;
}

.banner-pagination .swiper-pagination-bullet-active {
    background: #fff;
}

.banner-pagination span {
    width: 50px;
    height: 3px;
    border-radius: 0;
    margin: 0 3px;
}

.tit_cn {
    /* font-size: 30px;
    font-weight: 600;
    text-align: center; */

    font-size: 30px;
    font-weight: bold;
    color: var(--SW-PAGE-ROOT-COLOR);
    position: absolute;
    top: 20px;
    transform: translateX(-50%);
    left: 50%;
}
.tit_en {
    text-align: center;

    margin-top: 10px;
    text-transform: uppercase;

    font-size: 40px;
    color: #ddd;
    font-weight: bold;
    font-family: Arial, Helvetica, sans-serif;
}

.tit_line {
    /* width: 80px;
    margin: 0 auto;
    height: 2px;
    background: var(--SW-PAGE-ROOT-COLOR);
    margin-top: 5px; */

    width: 60px;
    height: 1px;
    background: var(--SW-PAGE-ROOT-COLOR);
    position: absolute;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
}
.about {
    padding: 80px 0;
}
.about p {
    margin: 0;
    padding: 0;
}
.about_box p {
    font-size: 14px;
    line-height: 1.8;
}

.about .ens {
    font-size: 48px;
    font-weight: bold;
    color: #ddd;
    line-height: 1.1;
    display: block;
}
.about .cn {
    font-size: 30px;
    color: #e70012;
    line-height: 1.1;
}
.about .line {
    width: 60px;
    height: 2px;
    background: #cdcdcd;
    margin-bottom: 30px;
    margin-top: 10px;
}
.about .date {
    font-size: 60px;
    color: #e70012;
    font-weight: bold;
    font-family: arial;
    line-height: 1;
}
.more a {
    display: block;
    width: 150px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    background: #e70012;
    color: #fff;
    margin-top: 30px;
}

.product {
    padding: 80px 0 80px;
    background-color: rgba(245, 245, 245, 1);
}
.product_box {
    margin-top: 60px;
}
.product_box .item {
    height: 600px;
    position: relative;
}

.product_box .item:hover {
    background-color: var(--SW-PAGE-ROOT-COLOR);
    opacity: 0.7;
}

.product_box .item .title {
    position: absolute;
    bottom: 0;
    width: 100%;
    left: 0;
    right: 0;
    color: #fff;
    text-align: center;
    font-size: 20px;
    font-weight: 600;
    height: 90px;
    line-height: 90px;
    background: url(../images/pro_tit_bg.png) repeat-x;
}

.product_box .col-md-3:nth-child(2n) .item .title {
    background: url(../images/pro_tit1_bg.png) repeat-x;
}
.product_box .item .img {
    height: 600px;
    overflow: hidden;
}

.product_box .item .img img {
    width: 100%;
    height: 100%;
}

.news {
    padding: 80px 0 0;
}

.news_box ul {
    margin-left: -20px;
    margin-right: -20px;
    margin-top: 60px;
}
.news_box ul li {
    margin: 0px 20px 90px;
    width: calc(33.333% - 40px);
    float: left;
}
.news_box ul li .imgs {
    height: 220px;
    overflow: hidden;
}

.product.gz {
    padding-bottom: 0;
}

.news_box ul li img {
    width: 100%;
    height: 220px;
}

.news_box .title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 600;
    text-align: center;
}

.news_box .detail {
    line-height: 1.8;
}

@media (min-width: 992px) {
}

@media (min-width: 1025px) {
}

@media screen and (min-width: 1600px) {
}

@media screen and (max-width: 1600px) {
}

@media screen and (max-width: 1440px) {
}

@media screen and (max-width: 1366px) {
}

@media screen and (max-width: 1250px) {
}

@media screen and (max-width: 1024px) {
}

@media screen and (max-width: 768px) {
    .about .ens {
        font-size: 36px;
    }
    .about .cn {
        font-size: 20px;
    }
    .about .line {
        margin-bottom: 20px;
    }
    .about .date {
        font-size: 40px;
    }
    .more a {
        margin-left: auto;
        margin-right: auto;
    }

    .tit_en {
        font-size: 38px;
    }
    .tit_cn {
        font-size: 26px;
    }

    .product_box .item {
        margin-bottom: 20px;
    }

    .news_box ul {
        margin-left: 0px;
        margin-right: 0px;
    }
    .news_box ul li {
        margin: 0px 0px 40px;
        width: 100%;
        float: none;
    }
}

@media screen and (max-width: 740px) {
}

@media screen and (max-width: 640px) {
}

@media screen and (max-width: 540px) {
}

@media screen and (max-width: 480px) {
}

@media screen and (max-width: 413px) {
}

@media screen and (max-width: 375px) {
}