/* 头部 */
.navigation_item_index{
    border-bottom: 2px white solid;
    padding: 6px 0px;
}
.navigation_roll .navigation_item_index{
    border-bottom: 2px #3e6ef1 solid !important;
    padding: 6px 0px !important;
}


/* 内容 */
.banner{
    background-image: url('../image/banner_index.png');
    background-size: cover;
    background-repeat: no-repeat;
    width: 100%;
    min-height: 650px;
}
.banner_box{
    display: flex;
    justify-content: center;
    align-items: center;
    margin: auto;
    width: 1200px;
    flex: 1;
    padding-top: 108px;
}
.banner_context{
    /* padding-top: 121px;
    padding-bottom: 51px; */
    color: white;
}
.banner_context_img,.banner_context_text{
   font-size: 65px;
   font-weight: bold;
   color: #fff;
}
.banner_context_text{
    font-size: 46px;
    margin-top: 20px;
}
.banner_context_msg{
    overflow: hidden;
    margin: 46px 0 44px 0;
}
.banner_context_msg p{
    margin: 0 0;
    font-size: 22px;
    color: #A4BAF8;
    line-height: 36px;
}
.banner_slideshow .swiper-pagination-bullet{
    width: 6px;
    height: 6px;
    background: rgba(255, 255, 255, 0.5);
    margin-right: 12px;
}
.banner_slideshow .swiper-container{
    margin-right: initial;
}
.banner_slideshow .swiper-pagination-bullet-active {
    width: 30px;
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}
.banner_slideshow .swiper-pagination-bullet-active::after{
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 50%;
    height: 6px;
    background: #fff;
}
.banner_context_btn{
    width: 150px;
    height: 40px;
    background: #5986FC;
    border-radius: 20px;
    color: #fff;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.banner_slideshow{
    flex: 1;
}

.swiper-banner {
    width: 600px;
    height: 540px;
}
.banner_slideshow .swiper-slide img{
    width: 100%;
    height: 462px;
    cursor: pointer;
}
.swiper-slide {
    text-align: center;
}
.banner-name{
    display:inline-block;
    min-width: 100px;
    max-width: 100%;
    height: 30px;
    text-align: center;
    line-height: 30px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    padding: 0 20px;
    box-sizing: border-box;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    font-size: 14px;
    color: #fff;
    margin-top: 10px;
}
.sales-worth-content{
    overflow: hidden;
    background: #fff;
    padding-bottom: 100px;
    box-sizing: border-box;
}
.sales-worth-title{
    margin-top: 100px;
    margin-bottom: 33px;
}
.sales-worth-title p{
    margin: 0 0;
    font-size: 50px;
    color: #252631;
    font-weight: 300;
    text-align: center;
    font-family: "Source Han Sans CN Light";
}
.sales-worth-explain{
    width: 1200px;
    height: 871px;
    margin: auto;
    background: url(../image/sales-bg1.png) no-repeat;
    background-size: 769px 871px;
    background-position: center;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    overflow: hidden;
}
.sales-worth-explain .left, .sales-worth-explain .right{
    margin-top: 180px;
    padding-right: 194px;
    box-sizing: border-box;
    position: relative;
}

.sales-worth-explain .left .top,.sales-worth-explain .right .top{
    position: relative;
}

.sales-worth-explain .left .top::before{
    content: '';
    position: absolute;
    top: 34px;
    right: -170px;
    width: 97px;
    height: 1px;
    background: #3E6EF1;
}
.sales-worth-explain .left .top::after{
    position: absolute;
    content: '';
    top: 34px;
    right: -74px;
    width: 74px;
    height: 172px;
    border: 1px solid #3e6ef1;
    border-left: none;
    border-bottom: none;
    border-right: none;
}
.sales-worth-explain .left .top .title,
.sales-worth-explain .right .top .title,
.sales-worth-explain .right .bottom .title{
    width: 200px;
    height: 70px;
    border-radius: 5px;
    border: 1px solid #3e6ef1;
    box-shadow: 0 10px 30px rgba(119, 140, 162, 0.13);
    font-family: "Source Han Sans CN";
    font-weight: 400;
    font-size: 24px;
    line-height: 70px;
    text-align: center;
    color: #778CA2;
    margin-bottom: 15px;
    cursor: pointer;
    overflow: hidden;
}
.sales-worth-explain .left .top .title:hover,
.sales-worth-explain .left .bottom .title:hover,
.sales-worth-explain .right .top .title:hover,
.sales-worth-explain .right .bottom .title:hover{
    color: #fff;
    background: #3E6EF1;
}
.sales-worth-explain .left .top .title:last-child{
    margin-bottom: 0;
}

.sales-worth-explain .left .top .title:last-child::after,.sales-worth-explain .left .bottom::after{
    content: '';
    position: absolute;
    right: -195px;
    top: 28px;
    width: 10px;
    height: 10px;
    background: #3E6EF1;
    border-radius: 50%;
}
.sales-worth-explain .left .bottom{
    margin-top: 178px;
    position: relative;
}
.sales-worth-explain .left .bottom::after{
    top: -64px;
}
.sales-worth-explain .left .bottom::before{
    position: absolute;
    content: '';
    width: 98px;
    height: 1px;
    background: #3E6EF1;
    right: -171px;
    top: -60px;
}
.sales-worth-explain .left .bottom .title{
    width: 200px;
    height: 70px;
    border-radius: 5px;
    border: 1px solid #3e6ef1;
    box-shadow: 0 10px 30px rgba(119, 140, 162, 0.13);
    font-family: "Source Han Sans CN";
    font-weight: 400;
    font-size: 24px;
    line-height: 70px;
    text-align: center;
    color: #778CA2;
    margin-bottom: 15px;
    cursor: pointer;
    position: relative;
}
.sales-worth-explain .left .bottom .title::after{
    position: absolute;
    right: -75px;
    top: -60px;
    content: '';
    width: 74px;
    height: 97px;
    border: 1px solid #3e6ef1;
    border-left: none;
    border-top: none;
}
.sales-worth-explain .right{
    margin-top: 277px;
    padding-left: 194px;
    padding-right: 0;
}
.sales-worth-explain .right .top::after{
    content: '';
    position: absolute;
    left: -180px;
    top: 60px;
    width: 10px;
    height: 10px;
    background: #3E6EF1;
    border-radius: 50%;
}
.sales-worth-explain .right .top::before{
    content: '';
    position: absolute;
    width: 58px;
    height: 1px;
    background: #3E6EF1;
    left: -155px;
    bottom: 6px;
}
.sales-worth-explain .right .top .title::after{
    content: '';
    position: absolute;
    left: -98px;
    top: 37px;
    width: 98px;
    height: 27px;
    border: 1px solid #3E6EF1;
    border-right: none;
    border-bottom: none;
}
.sales-worth-explain .right .bottom{
    margin-top: 174px;
    position: relative;
}
.sales-worth-explain .right .bottom::after,.sales-worth-explain .right .bottom::before{
    content: '';
    position: absolute;
    left: -178px;
    top: 26px;
    width: 10px;
    height: 10px;
    background: #3E6EF1;
    border-radius: 50%;
}
.sales-worth-explain .right .bottom::before{
    left: -142px;
    top: 130px;
}
.sales-worth-explain .right .bottom .title:first-child:after{
    content: '';
    position: absolute;
    left: -165px;
    top: 31px;
    width: 58px;
    height: 104px;
    border: 1px solid #3E6EF1;
    border-left: none;
    border-bottom: none;
}
.sales-worth-explain .right .bottom .title:first-child::before{
    content: '';
    position: absolute;
    left: -125px;
    top: 135px;
    width: 18px;
    height: 1px;
    background: #3E6EF1;
}
.sales-worth-explain .right .bottom .title:last-child:after{
    content: '';
    position: absolute;
    left: -40px;
    top: 37px;
    width: 40px;
    height: 85px;
    border: 1px solid #3E6EF1;
    border-right: none;
}
.sales-worth-explain .right .bottom .title:last-child::before{
    content: '';
    position: absolute;
    width: 67px;
    height: 1px;
    background: #3E6EF1;
    left: -106px;
    top: 78px;
}
.four-advantage-title{
    text-align: center;
}
.four-advantage-content{
    margin-top: 39px;
    position: relative;
}
.four-advantage-bg{
    position: absolute;
    width: 347px;
    height: 393px;
    top: 0;
    left: 426px;
}
.four-advantage-msg-content{
    position: relative;
}
.four-advantage-msg-content img{
    position: absolute;
    right: -236px;
    bottom: -62px;
    transform: rotate(240deg);
    width: 55px;
    height: 34px;
}
.four-advantage-msg-content .active{
    transform: rotate(4deg);
    display: none;
}
.four-advantage-content .three img{
    right: -236px;
    bottom: 97px;
    transform: rotate(176deg);
}
.four-advantage-content .three .active{
    transform: rotate(296deg);
}
.four-advantage-content .two img{
    right: inherit;
    left: -238px;
    bottom: -38px;
    transform: rotate(-4deg);
}
.four-advantage-content .two .active{
    transform: rotate(118deg);
}
.four-advantage-content .four img{
    right: inherit;
    left: -238px;
    bottom: 72px;
    transform: rotate(54deg);
}
.four-advantage-content .four .active{
    transform: rotate(180deg);
}
.four-advantage-msg:hover .active{
    display: block;
}
.four-advantage-title h2, .four-advantage-title h1{
    font-weight: 300;
    font-size: 50px;
    margin: 0 0;
    color: #252631;
}
.four-advantage-msg h4,.four-advantage-msg p{
    margin: 0 0;
}
.four-advantage-msg h4{
    font-weight: 500;
    color: #4D4D4D;
}
.four-advantage-msg:hover h4{
    color: #3E6EF1;
}
.four-advantage-msg p{
    font-weight: 400;
    color: #778CA2;
    margin-top: 20px;
    width: 230px;
    line-height: 24px;
}
.four-advantage-msg .accurate{
    width: 117px;
    height: 181px;
}
.guest-title{
    font-size: 50px;
    font-weight: 300;
    color: #252631;
    text-align: center;
}
.guest-nav{
    list-style: none;
    margin: 0 0;
    padding: 0 0;
}
.guest-nav li {
    width: 200px;
    height: 50px;
    border-radius: 10px;
    background: #fff;
    border: 1px solid #778ca2;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #778CA2;
    cursor: pointer;
    font-weight: 400;
}
.guest-nav li:hover,.guest-nav .active{
    color: #3E6EF1;
    border-color: #3E6EF1;
    font-weight: 500;
}
.guest-nav li:hover span:first-child, .guest-nav .active span:first-child{
    color: #3E6EF1;
}
.guest-nav li{
    margin-right: 50px;
}
.guest-nav li:last-child{
    margin-right: 0;
}
.guest-nav li span:first-child{
    color: #E1E1E1;
}
.guest-nav li span:last-child{
    margin-left: 16px;
}
.common-swiper-content{
    padding-top: 76px;
    padding-bottom: 68px;
    box-sizing: border-box;
}
.common-swiper-content h1{
    margin: 0 0;
    color: #3E6EF1;
    font-weight: 500;
    text-align: left;
}
.common-swiper-content h4{
    margin: 0 0;
    color: #252631;
    margin-top: 21px;
    position: relative;
    text-align: left;
    margin-bottom: 70px;
}
.common-swiper-content h4::after{
    content: '';
    position: absolute;
    left: 0;
    bottom: -33px;
    width: 18px;
    height: 3px;
    background: #3e6ef1;
}
.common-swiper-content p{
    font-weight: 400;
    font-size: 14px;
    color: #778CA2;
    text-align: left;
    margin-bottom: 22px;
    position: relative;
    padding-left: 19px;
    box-sizing: border-box;
    width: 409px;
}
.common-swiper-content p:after{
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    border: 1px solid #3e6ef1;
    border-radius: 50%;
}
.common-swiper-content .but {
    display: block;
    width: 146px;
    height: 40px;
    line-height: 40px;
    border-radius: 5px;
    background: #3e6ef1;
    border: none;
    cursor: pointer;
    font-family: "Source Han Sans CN Normal";
    font-weight: 400;
    font-size: 20px;
    text-align: center;
    color: #fff;
    margin-top: 45px;
}
.common-swiper-content .but span{
    margin-left: 10px;
}
.common-swiper-content img{
    width: 596px;
    height: 353px;
    margin-left: 60px;
}
.major-content{
    padding: 106px 0 26px 0;
}
.major-content h1,
.major-content h3,
.company-content h1,
.company-content h3{
    margin: 0 0;
    font-weight: 300;
    font-size: 50px;
    line-height: 56px;
    text-align: center;
    color: #252631;
}
.major-list{
    margin-top: 99px;
    flex-wrap: wrap;
    align-items: flex-start;
}
.major-item{
    padding-left: 38px;
    box-sizing: border-box;
    background: #FFF;
    border-radius: 10px;
    margin-bottom: 76px;
    overflow: hidden;
    margin-right: 76px;
    border: 1px solid #fff;
}
.major-item:nth-child(2n){
    margin-right: 0;
}
.major-item h4{
    font-weight: 500;
    font-size: 24px;
    line-height: 56px;
    text-align: left;
    color: #252631;
    margin: 0 0;
}
.major-item p{
    margin: 0 0;
    font-weight: 400;
    font-size: 16px;
    line-height: 24px;
    color: #778ca2;
}
.major-item img{
    width: 199px;
    height: 200px;
    margin-left: 11px;
}
.major-item img:last-child{
    display: none;
}
.major-item:hover{
    border-color: #3e6ef1;
    box-shadow: 0 10px 30px rgba(119, 140, 162, 0.13);
}
.major-item:hover h4{
    color: #3E6EF1;
}
.major-item:hover img:nth-child(2){
    display: none;
}
.major-item:hover img:last-child{
    display: block;
}
.company-content{
    padding: 106px 0 26px 0;
}
.news-content{
    padding: 105px 0 95px 0;
    box-sizing: border-box;
}
.news-title{
    font-weight: 300;
    font-size: 50px;
    text-align: center;
    color: #252631;
}
.index_box_right_20{
    margin-right: 20px;
}
.index_box_bottom_20{
    margin-bottom: 20px;
}


.news{
    width: 1200px;
}
.row .swiper-slide img {
    object-fit: cover;
    /* cursor: pointer; */
}
.index_news_item_title{
    margin: 10px 0px;
    padding: 10px 0px;
    color: #555555;
    cursor: pointer;
}

.index_news_item_title > span{
    color: #A6B6C6;
}

.index_news_item_title > div:nth-child(1){
    font-size: 16px;
    min-width: 90px;
}

.index_news_item_title .news_title_type{
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 600;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    overflow: hidden;
}
.index_news_item_title:hover{
    color: #3E6EF1 !important;
}

.index_news_item_title_select{
    color: #3E6EF1;
}

.swiper_news{
    width: 461px;
    min-width: 461px;
    height: 222px;
    margin:0;
    margin-right: 80px;
}
.index_box_bottom_28{
    margin-bottom: 38px;
}