._button{
    padding: 0 50px;
    height: 70px;
    line-height: 70px;
    text-align: center;
    background-color: #183585;
    border-radius: 35px;
    font-size: 26px;
    color: #fff;
    margin: 0 auto;
    cursor: pointer;
    width: max-content;
}
._button:hover{
    background-color: #183585e6;
}

h3{
    color: #333;
    font-size: 42px;
    text-align: center;
    font-weight: 600;
}
._dec{
    font-size: 16px;
    color: #666;
    text-align: center;
    margin-top: 18px;
}
.min_content{
    max-width: 1200px;
    margin: 0 auto;
}
/* ========== */
.one{
    padding: 140px 0;
}
.one .list{
    margin:90px 0 60px;
}
.one .list .item{
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-bottom: 80px;
    justify-content: space-between;
}
.one .list .item img{
    width: 544px;
    height: 359px;
    float: right;
}
.one .list .item_left{
    width: calc(100% - 544px - 30px);
}
.one .list h5{
    color: #F6322D;
    font-size:42px;
    font-weight: 600;
}
.one .list ul{
    margin-top: 50px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.one .list li{font-size: 20px;color: #333;width: 50%;margin-bottom: 40px;}
.one .list li i{background-color: #F6322D;width: 6px;height: 6px;border-radius: 50%;display: inline-block;margin: 10px 10px 6px 0;}
.one .list li span{font-size: 32px;display: inline-block;font-weight: 600;}
/* =========== */
.two_img{width: 100%;}
.two {position: relative;}
.two_content{position:absolute;top: 50%;margin-top: -105px;width: 100%;height: 210px;display: flex;flex-direction: column;align-items: center;justify-content: space-between;}
.two_content_title{font-weight: bold;font-size: 50px;color: #FFFFFF;}
.two_content_text{font-size: 23px;color: #fff;width: 1020px;text-align: center;line-height: 2em;}
.two_content_text span{font-size: 50px;color: #F6322D;display: inline-block;font-weight: 600;}
/* =========== */
.three{padding: 140px 0 100px;}
.three ul{display: flex;justify-content: space-between;flex-wrap: wrap;margin-top: 70px;}
.three ul li{color: #1A1A1A;font-size: 28px;text-align: center;margin-bottom: 48px;width: 25%;}
.three ul img{width: 134px;height: 134px;transition: all .3s;object-fit: cover;}
.three ul li .img1{display: none;}
.three ul li:hover .img{display: none;}
.three ul li:hover .img1{display: inline-block;}
.three_title{margin-top: 20px;}
/* =============== */
.five{}
.five .imgs{margin: 70px 0 160px;display: grid;grid-gap: 18px;grid-template-columns: repeat(6, 182px);grid-template-rows: repeat(5, 93px);}
.five .imgs img{display: block;width: 100%;}
/* =========== */
.siex{}
.siex .list{padding: 100px 0 150px;display: flex;flex-wrap: wrap;;}
.siex .item{position: relative;color: #fff;margin:10px;width: calc((100% - 60px) / 3);}
.siex img{display: block;width: 100%;}
.siex_text{position: absolute;left: 28px;bottom: 30px;transition: all .5s;}
.siex .item:hover .siex_text{
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    text-align: center;
    background-color: #00000073;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.siex_text h5{font-size: 42px;font-weight: 600;}
.siex_text_dec{font-size: 20px;margin-top: 10px;}
/* =========== */
.seven{padding-bottom: 165px;}
.seven .list{padding-top: 80px;display: flex;justify-content: space-between;flex-wrap: wrap;}
.seven .item{position: relative;margin-bottom: 74px;}
.seven img{width: 587px;height: 326px;}
.seven h5{text-align: center;font-size: 24px;color: #333;}
.item_float,.item_float1,.item_float2{border:2px solid #FF2745;color: #FF2745;width: 92px;height: 92px;background: #FFFFFF;border-radius: 50%;text-align: center;position: absolute;
    right: 30px;top: -38px;font-size: 14px;display: flex; flex-direction: column;justify-content: center;line-height: 22px;}
.item_float{right: 179px;}
.item_float2{top:70px;background-color: #FF2745;color: #fff;}
.seven .item span{font-size: 18px;font-weight: 600;}
/* ========== */
.eight{padding: 150px 0;}
.eight .list{display: flex;flex-wrap: wrap;}
.eight .item{width: 25%;height: auto;box-sizing: border-box;
    background: #FFFFFF;
    box-shadow: 0px 19px 31px 4px rgba(47,51,66,0.14);
    border-radius: 8px 10px 10px 10px;padding: 0 37px 20px;
    text-align: center;margin-top: 40px;}
.eight img{width: 88px;margin: 60px auto 50px;}
.eight h5{margin-top: 42px;font-size: 32px;}
.eight .item_dec{font-size: 16px;color: #808080;margin-top: 30px;line-height: 32px;}
/* ============== */
.nine{}
.nine_content{display: flex;justify-content: space-between;align-items: center;margin: 60px 0;}
.nine_left{max-width: 660px;}
.nine_left .dec{
    font-weight: 400;
    font-size: 16px;
    color: #808080;
    line-height: 32px;
}
.nine ul{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 30px;
}
.nine li{
    width: 50%;
    margin-top: 40px;
}
.nine li img{
    width: 60px;
    height: 60px;
    float: left;
    margin-right: 10px;
}
.nine li .title{
    font-size: 28px;
    padding: 10px 0 7px;
}
.nine li .dec{
    font-size: 12px;
    color: #999999;
}
.nine_img{
    width: 468px;
   /* height: 410px; */
}
.chain img{transition: all .3s;}
.chain img:hover{transform: scale(1.01);}

@media screen and (max-width: 750px) {
    h3{
        font-size: 24px;
    }
    ._dec{
        font-size: 14px;
        padding: 0 5%;
        line-height: 1.5em;
    }
    ._button{
        font-size: 16px;
        padding: 0 20px;
        height: 40px;
        line-height: 40px;
    }
    .banner_one{
        padding: 0;
        display: flex;
        flex-flow: wrap;
        padding: 0;
    }
    .chain_banner_content{
        padding-left: 0;
    }
    .chain_banner_text{
        font-size: 0.6rem;
        width: 48%;
        margin: 0 1%;
        margin-bottom: 1em;
    }
    .chain_banner_text_dec{
        font-size: 0.373rem;
    }
    .one {padding: 60px 2% 60px;}
    .one .list{margin: 30px 0 15px;}
    .one .list ul{margin-top: 25px;justify-content: flex-start;}
    .one .list .item{display: block;margin-bottom:40px}
    .one .list .item_left{width: 100%;}
    .one .item h5{font-size: 24px;text-align: center;}
    .one .item li{font-size: 14px;width: 47%;margin-bottom: 20px;}
    .one .item li:nth-of-type(2n){width: 53%;}
    .one .item li span{font-size: 18px;}
    .one .list .item img{width: 100%;height: auto;}
    .one .list li i{width: 4px;height: 4px;margin: 5px 2px 5px 0;}
    .one .list li  label{display: none;}
    
    .two_img{height: 199px;}
    .two_content_title{font-size: 20px;}
    .two_content_text{
        font-size: 14px;
        width: 94%;
        padding: 0 2%;
    }
    .two_content{margin-top: -50px;height: 100px;}
    .two_content_text span{font-size: 21px;}

    .three {padding: 70px 0 50px; }
    .three ul{margin-top: 35px;}
    .three ul img {width: 75px;height: 75px;}
    .three_title{font-size: 16px;margin-top: 10px;}
    .three ul li{margin-bottom: 24px;}

    .five{margin: 0 9px;}
    .five .imgs{margin: 35px 0 80px;grid-gap: 9px;grid-template-columns: repeat(4, 92px);grid-template-rows: repeat(7, 46px);}
    .five .imgs img:nth-child(29),.five .imgs  img:nth-child(30){display: none;}

    .siex {padding: 0 10px;}
    .siex h3{font-size: 22px;}
    .siex .list {
        padding: 50px 0 75px;
        display: grid;
        grid-gap: 10px;
        grid-template-columns: repeat(2, 192px);
        grid-template-rows: repeat(4,143px);
    }
    .siex .list .item{width: auto; margin: 0;}
    .siex .list .item:last-child{display: none}
    .siex img{width: 100%;height: auto;display: block;}
    .siex_text {
        left: 15px;
        bottom: 15px;
    }
    .siex_text h5 {
        font-size: 21px;
        font-weight: 600;
    }
    .siex_text_dec {
        font-size: 12px;
    }

    .seven {padding-bottom: 30px;}
    .seven h3{font-size: 21px;}
    .seven .list{padding-top: 40px;}
    .seven .item,.seven .item img{width: 100%;height: auto;}
    .seven .item{margin-bottom: 37px;}
    .seven h5 {font-size: 16px;font-weight: 600;}
    .item_float,.item_float1,.item_float2{
        width: 65px;
        height: 65px;
        top: -19px;
        right: 28px;
        font-size: 12px;
    }
    .seven .item span {
        font-size: 14px;
    }
    .seven .item_float {right: 30%;}
    .seven .item_float2{top: 64px;}
    .seven  ._button{display: none;}

    .eight {padding: 70px 2%;}
    .eight .list{justify-content: space-between;}
    .eight .item{width: 50%;height: auto;padding: 0 15px;margin-top: 20px;}
    .eight img {
        width: 60px;
        margin: 30px auto 25px;
    }
    .eight h5 {
        margin-top: 0;
        font-size: 18px;
    }
    .eight .item_dec {
        font-size: 15px;
        color: #808080;
        line-height: 22px;
        margin:15px 0 30px;
    }

    .nine {margin-bottom: 60px;}
    .nine_content{display: block;padding: 0 3%;margin: 30px 0;}
    .nine_left>.dec{font-size: 15px;line-height: 1.5em;text-align: center;}
    .nine ul{margin-top: 15px;}
    .nine li{margin-top: 20px;}
    .nine li img {
        width: 40px;
        height: 40px;
        margin-right: 5px;
    }
    .nine li .title {
        font-size: 16px;
        padding: 5px 0;
    }
    .nine li .dec {
        font-size: 9px;
        line-height: 1em;
    }
    .nine_img{width: 100%;height: auto;margin-top: 30px;}
    

    .info_collection_area{display: none;}
}