.main .aboutus {
    padding: 50px 0;
}

.main .aboutus:after {
    clear: both;
    display: block;
    content: '';
}

.main .aboutus div.w {
    height: 100%;
}

.main .aboutus .aboutus-left {
    float: left;
    width: 400px;
    padding-right: 50px;
    height: 100%;
}

.aboutus-content {
    padding-top: 20px;
}

.main .aboutus .aboutus-left .aboutus-content p {
    font-size: 16px;
    text-indent: 2em;
    color: #666666;
    letter-spacing: 1px;
    line-height: 28px;
}

.main .aboutus .aboutus-left .aboutus-more {
    padding-top: 50px;
}

.main .aboutus .aboutus-left .aboutus-more a {
    display: inline-block;
    padding: 5px 30px;
    background-color: #004885;
    text-decoration: none;
    color: white;
    font-size: 14px;
    line-height: 28px;
}

.main .aboutus .aboutus-right {
    float: left;
    width: 750px;
    height: 100%;
    display: flex;
    flex-wrap: nowrap;

}

.aboutus-more-item:not(:first-child) {
    padding-left: 5px;
}

.aboutus-more-item {
    flex: 1;
}

.aboutus-more-item a img {
    width: 245px;
    height: 435px;
}

.procenter {
    padding: 50px 0;
    background-color: #f4f5f7;
}

.pro-list {
    padding-top: 50px;
}

.pro-title {
    text-align: center;
}

.product-container {
    overflow-x: hidden;
}

.product-wrapper {
    display: flex;
}

.product-pagination {
    padding-top: 50px;
    text-align: center;
    --swiper-theme-color: #dfe4ea;
}

.product-slide {
    width: 280px;
    height: 280px;
    position: relative;
}

.swiper-pagination-bullet {
    width: 10px;
    height: 10px;
}

.product-slide .product-mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 280px;
    height: 280px;
    background-color: #004885;
    opacity: 0;
    transition: opacity 0.5s;
    -moz-transition: opacity 0.5s; /* Firefox 4 */
    -webkit-transition: opacity 0.5s; /* Safari 和 Chrome */
    -o-transition: opacity 0.5s; /* Opera */
}

.product-mask .product-details {
    height: 100px;
    margin: 100px auto;
}

.circle {
    height: 30px;
    text-align: center;
    line-height: 40px;
    font-size: 32px;
    color: white;
    font-weight: bold;
}

.product-name {
    color: white;
    text-align: center;
    font-size: 18px;
    padding: 20px 0;
}

.product-slide:hover .product-mask {
    opacity: 0.75;
}

.newscenter {
    padding: 50px 0;
}

.news-title {
    text-align: center;
}

.news-info {
    padding-top: 50px;
}

.news-info:after {
    clear: both;
    display: block;
    content: '';
}

.news-tabs, .news-hot {
    float: left;
}

.news-tabs {
    width: 600px;
    padding-right: 100px;
}

.news-hot {
    width: 450px;
    float: right;
    position: relative;
}

.news-tabgroup {
    box-sizing: border-box;
    border-bottom: 1px solid #dcdcdc;
}

.news-tabgroup .news-tab {
    display: inline-block;
    width: auto;
    padding: 10px 0;
    color: #333333;
    cursor: pointer;
}

.tab-gap {
    display: inline-block;
    margin: 0 20px;
}

.tab-active {
    position: relative;
}

.tab-active:after {
    position: absolute;
    bottom: -2px;
    display: block;
    height: 3px;
    width: 100%;
    margin: 0 auto;
    content: '';
    background-color: #05467f;
}

.news-tabgroup:after {
    clear: both;
    display: block;
    content: '';
}

.news-hot-bg, .news-hot {
    width: 500px;
    height: 320px;
}

.news-hot-bg img {
    display: inline-block;
    width: 100%;
    height: 100%;
}

.news-tab-list {
    padding: 10px 0;
}

.news-tab-list ul li {
    list-style-position: inside;
    font-size: 16px;
    color: #666666;
    line-height: 32px;
    cursor: pointer;
}

.news-tab-list ul li a {
    text-decoration: none;
    color: #666666;

}

.news-tab-list ul li .title {

}

.news-tab-list ul li .date {
    float: right;
    font-size: 14px;
}

.news-tab-list ul li:after {
    clear: both;
    display: block;
    content: '';
}

.news-tab-list ul li:hover, .news-tab-list ul li:hover span {
    color: #05467f;
}

.news-hot-title {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40px;
    line-height: 40px;
    color: white;
    background-color: #05467f;
    opacity: 0.75;
    text-align: center;
}

.news-more {
    float: right;
    margin: 10px 0;
    width: 20px;
    height: 20px;
    line-height: 20px;
    color: #05467f;
    text-align: center;
    font-size: 20px;
}

.news-more {
    padding-right: 10px;
}