header{
    height: 100px;
    background-color: #2B2B2B;
}
.swiper-pagination-bullet{
    background-color: #fff;
    opacity: 1;
}
.swiper-pagination-bullet-active{
    background-color: #fff;
    width: 16px;
    border-radius: 15px;
}
.banner{
    width: 100%;
}
.banner img{
    width: 100%;
}
.content h2{
    text-align: center;
    font-size: 36px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #000000;
    margin-bottom: 24px;
}
.content .tip{
    text-align: center;
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #666666;
}
.s-items{
    margin: 50px auto 30px auto;
}
.s-items .item{
    text-align: center;
}
.s-items .item img{
    width: 150px;
    height: 150px;
    margin: 0 auto 39px auto;
    border-radius: 20px;
}
.s-items .item p{
    text-align: center;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #000000;
}
.tabs{
    padding: 0 160px;
    box-sizing: border-box;
    margin-bottom: 40px;
}
.tabs .tab{
    cursor: pointer;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: bold;
}
.tabs .tab.act{
    color: #00A1DF;
    position: relative;
}
.tabs .tab.act::after{
    content: '';
    position: absolute;
    display: block;
    width: 104px;
    height: 2px;
    background: #00A1DF;
    border-radius: 4px;
    left: 50%;
    transform: translateX(-50%);
    bottom: -10px;
}
.tab-content .tab-con{
    display: none;
    position: relative;
}
.tab-content .tab-con .arrow{
    position: absolute;
    transform: rotate(45deg);
    width: 38px;
    height: 38px;
    z-index: 2;
    background-color: #F3F5F8;
    top: -12px;
    left: 170px;
}
.tab-content .tab-con:nth-child(2) .arrow{left: 306px}
.tab-content .tab-con:nth-child(3) .arrow{left: 442px}
.tab-content .tab-con:nth-child(4) .arrow{left: 578px}
.tab-content .tab-con:nth-child(5) .arrow{left: 714px}
.tab-content .tab-con:nth-child(6) .arrow{left: 850px}
.tab-content .tab-con:nth-child(7) .arrow{left: 986px}
.tab-content .tab-con img{
    width: 100%;
    position: relative;
    z-index: 5;
}
.tab-content .tab-con.act{
    display: block;
}
.a-slide{
    margin: 44px auto;
}
.a-slide .items{
    width: 100%;
    height: 435px;
}
.a-slide .items .item{
    width: 25%;
    height: 435px;
    position: relative;
}
.a-slide .items .item img{
    width: 100%;
    height: 100%;
}
.a-slide .items .item .desc{
    height: 60px;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: #1E2A3B;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
}
.a-slide .items .item .layer{
    position: absolute;
    z-index: 9;
    top: 435px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.6);
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 2;
    align-items: center;
    justify-content: center;
    padding: 0 36px;
    cursor: default;
    display: flex;
    transition: all 400ms;
    overflow: hidden ;
}
.a-slide .items .item:hover .layer{
    top: 0;
}
.a-slide .items .item:hover .desc{
    display: none;
}
.handle-box{
    margin: 0 auto;
}
.handle-box .btn img,.handle-box .menu img{
    border-radius: 4px;
}
.handle-box .menu{
    margin: 0 12px;
}
.speciality{
    flex-wrap: wrap;
    margin-top: 30px;
}
.speciality .spe-item{
    width: 30%;
    margin-bottom: 50px;
}
.speciality .spe-item img{
    width: 68px;
    height: 68px;
    margin-right: 10px;
}
.speciality .spe-item .info{
    flex: 1;
    width: 100px;
}
.speciality .spe-item .info h3{
    font-size: 18px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #000000;
    margin-bottom: 18px;
}
.speciality .spe-item .info .desc{
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #666666;
    line-height: 1.5;
    margin-bottom: 20px;
}
.speciality .spe-item .info .more{
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 300;
    color: #00A1DF
}
.trade{
    margin-top: 40px;
}
.trade li{
    width: 394px;
}
.trade li .t-header{
    height: 98px;
    background: #00A1DF;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    padding: 16px 30px;
    box-sizing: border-box;
    color: #ffffff;
}
.trade li .t-header h3{
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
}
.trade li .t-header .line{
    width: 48px;
    height: 2px;
    background: #FFFFFF;
}
.value-box{
    margin-top: 40px;
}
.value-box li{
    width: 291px;
    height: 360px;
    background: #F5F5F5;
}

.value-box li .img-box{
    width: 291px;
    height: 168px;
}
.value-box li .img-box img{
    display: block;
}
.value-box li .list{
    padding: 30px 50px;
    background-color: #F5F5F5;
    box-sizing: border-box;
    text-align: center;
}
.value-box li .list h3{
    font-size: 18px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #000000;
    margin-bottom: 15px;
}
.value-box li{
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #666666;
    line-height: 34px;
}
.value-box li:hover .list .l,
.value-box li:hover .list h3{
    color: #00A1DF;
}
.product{
    margin-top: 40px;
    flex-wrap: wrap;
}
.product .item{
    width: 291px;
}
.product .item img{
    width: 291px;
    height: 230px;
    display: block;
}
.product .item .desc{
    width: 291px;
    height: 56px;
    background: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #333333;
    margin-bottom: 13px;
}
footer{
    background-color: #232736;
    height: 400px;
}