.swiper-container {
    width: 100%;
}  
.swiper-container img{
    height: 25vw;
    width: 100%;
    display: block;
    object-fit: cover;
}
.my-bullet-active{
    background: #fff !important;
    opacity: 1 !important;
}
.bg1{
    min-height: 750px;
}
.bg1{
    display: flex;
    align-items: center;
    justify-content: space-between;
    
}
.bg1-left-title{
    font-size: 68px;
    font-weight: 600;
    min-width: 500px;
    text-align: center;
}
.bg1-left-list{
    display: flex;
    justify-content: space-between;
    margin-top: 32px;
    text-align: center;
}
.bg1-left-item img{
    width: 200px;
    min-width: 200px;
    height: 200px;
}
.bg1-left-item div{
    width: 225px;
    height: 64px;
    line-height: 64px;
    font-size: 36px;
    border: 1px solid #999999;
    opacity: 1;
    border-radius: 10px;
}
.bg1-right img{
    width: 750px;
    height: 482px;
    box-shadow: 1px 2px 18px rgba(51, 51, 51, 0.16);

}

.bg2{
    min-height: 1072px;
    padding-top: 80px;
}
.bg2-title{
    width: 507px;
    height: 149px;
    display: block;
    margin: 0 auto;
}
.bg2-list{
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: 55px;
}
.bg2-item{
    width: 294px;
    min-width: 294px;
    height: 294px;
    padding: 28px 19px 19px;
    box-shadow: 1px 2px 18px rgba(51, 51, 51, 0.16);
    text-align: center;
    margin-top: 55px;
    background: #fff;
}
.bg2-item img{
    width: 116px;
    height: 116px;
}
.bg2-item div{
    font-size: 26px;
    font-weight: 600;
    margin-top: 20px;
}
.bg2-item p{
    font-size: 16px;
    margin-top: 20px;
    color: #AAAAAA;
}
.s2b2{
    width: 100%;
    display: block;
}
.bg3{
    min-height: 939px;
    padding-top: 218px;
}
.bg3-title{
    width: 507px;
    height: 149px;
    margin: 0 auto;
    display: block;
}
.bg3-hint{
    font-size: 30px;
    line-height: 60px;
    margin-top: 106px;
}
.bg3-list{
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 120px;
}
.bg3-item{
    width: 364px;
    min-width: 364px;
    height: 364px;
    padding: 34px 27px 27px;
    box-shadow: 1px 2px 18px rgba(51, 51, 51, 0.16);
    text-align: center;
    background: #fff;
}
.bg3-item img{
    width: 296px;
    height: 166px;
}
.bg3-item div{
    font-size: 26px;
    font-weight: 600;
}
.bg3-item p{
    font-size: 16px;
    margin-top: 21px;
    margin-bottom: 30px;
    font-weight: 600;
    color: #AAAAAA;
}
.bg3-item .list-intr{
    width: 328px;
    height: 278px;
}
.ugc{
    width: 100%;
    display: block;
}
.bg4{
    min-height: 1299px;
    padding-top: 123px;
}
.bg4-title{
    width: 507px;
    height: 149px;
    margin: 0 auto;
    display: block;
}
.bg4-title-list{
    display: flex;
    justify-content: space-between;
    margin-top: 110px;
}
.bg4-title-list div{
    width: 294px;
    height: 78px;
    line-height: 78px;
    background: #FFFFFF;
    border: 1px solid #A7B9C9;
    border-radius: 10px;
    font-size: 38px;
    color: #5D87AE;
    text-align: center;
}
.bg4-list{
    display: flex;
    justify-content: center;
    margin-top: 140px;
}
.bg4-item{
    width: 192px;
    height: 519px;
    background: #FFFFFF;
    border: 1px solid #D4E2EF;
    text-align: center;
    padding: 42px 22px 0;
    transition: .5s;
    cursor: pointer;
}
.bg4-item-lcon{
    width: 112px;
    height: 112px;
}
.bg4-item div{
    font-size: 28px;
    font-weight: 600;
    margin-top: 20px;
}
.bg4-item-p{
    font-size: 16px;
    color: #999;
    margin-top:68px;
    transition: .5s;
}
.bg4-item-p-active{
    margin-top: 20px;
    font-weight: 600;
    font-size: 20px;
    color: #222;
}
.bg4-item-hide{
    width: 212px;
    height: 163px;
    opacity: 0;
    transition: .5s;
    margin-top: 26px;
}
.bg4-item-active{
    width: 384px;
    box-shadow: 2px 4px 16px rgba(183, 219, 255, 0.55);
}
.bg4-item-hide-active{
    opacity: 1;
}


/* **************************小屏********************************** */
@media screen and (max-width:767px){
    .padding-all{
        padding: 0 4%;
    }
    .swiper-container img{
        height: 28vw;
    }
    .bg2{
        padding-top: 20px;
    }
    .bg2-list{
        /* justify-content: center; */
        margin-top: 25px;
    }
    .bg2-item{
        margin-top: 25px;
        min-width: 160px;
        width: 160px;
        padding: 14px 10px 10px;
        height: 200px;
    }
    .bg2-item img{
        width: 60px;
        height: 60px;
    }
    .bg2-item div{
        font-size: 16px;
        margin-top: 10px;
    }
    .bg2-item p{
        font-size: 12px;
        margin-top: 10px;
    }
    .bg2-title{
        width: 340px;
        height: 105px;
    }
    .bg3-title{
        width: 340px;
        height: 104px;
    }
    .bg3-list{
        margin-top: 30px;
        justify-content: center;
    }
    .bg3-item{
        width: 330px;
        min-width: 330px;
        padding: 20px 15px 15px;
        margin-bottom: 30px;
        height: 335px;
    }
    .bg3-item .list-intr{
        width: 262px;
        height: 222px;
        margin-top: 20px;
    }

    .bg3-list{
        flex-wrap: wrap;
    }
    .bg4-title{
        width: 340px;
        height: 104px;
    }
    .bg4-title-list{
        margin-top: 30px;
    }
    .bg4-title-list div{
        font-size: 16px;
        width: fit-content;
        height: 40px;
        line-height: 38px;
        padding: 0 8px;
    }
    .bg4-list{
        flex-wrap: wrap;
        margin-top: 40px;
    }
    .bg4-item{
        width: 350px;
        padding: 22px 10px 0;
        margin-bottom: 30px;
        height: 480px;
    }
    .bg4-item div{
        margin-top: 20px;
    }
    .bg4-item-p{
        margin-top: 30px;
        font-weight: 500;
        color: #999;
        font-size: 16px;
    }
    .bg4-item-hide{
        opacity: 1;
    }
}