.video-mask {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    background-color: rgba(0, 0, 0, 0.75);
    display: none;
    transition: all 0s
}

.video-mask .video-content {
    width: 90%;
    height: 90%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    overflow: hidden
}

.video-mask .video-content video {
    width: 100%;
    height: 100%;
    border-radius: 8px;
    object-fit: cover
}

#business .introduce .container .introduce-content {
    box-shadow: 0 4px 25px 0 rgba(92, 92, 92, 0.16);
    border-radius: 8px;
    overflow: hidden;
    padding: 4.5rem 2.19rem 2.69rem 2.69rem;
    margin: 7.5rem 0
}

#business .introduce .container .introduce-content .introduce-left {
    height: 320px;
    padding-right: 3.38rem;
    position: relative
}

#business .introduce .container .introduce-content .introduce-left .poster {
  
    border-radius: .5rem
}

#business .introduce .container .introduce-content .introduce-left .play-btn {
    width: 4.13rem;
    cursor: pointer;
    position: absolute;
    top: 50%;
    left:47%;
    transform: translate(-50%, -50%)
}

#business .introduce .container .introduce-content .introduce-right {
    padding-left: 0;
    font-size: 1rem;
    line-height: 1.75rem;
    color: #666666
}

#business .position {
    padding-bottom: 9.75rem;
    background-size: cover
}

#business .position .container .section-title {
    color: #fff;
    padding-top: 7.69rem;
    margin-bottom: 1.69rem
}

#business .position .container .section-title::after {
    background-color: #fff
}

#business .position .container .position-dec {
    font-size: 1.13rem;
    color: #fff;
    line-height: 1.75rem;
    margin-bottom: 3.63rem
}

#business .position .container .position-content {
    margin-bottom: 9.38rem
}


#business .position .container .position-content .position-item .item-content {
    background-color: #fff;
    border-radius: .5rem;
    box-shadow: 0 4px 25px 0 rgba(92, 92, 92, 0.13);
    padding: 3.38rem 6.44rem 4.81rem 6.44rem;
    text-align: center
}

#business .position .container .position-content .position-item .item-content .item-icon {
    margin: 0 auto;
    width: 4.38rem;
    margin-bottom: 2.44rem
}

#business .advantage .container .section-title {
    padding-top: 7.75rem;
    margin-bottom: 7.69rem
}
#business .position .container .position-content .position-item :hover.item-content{
    transition: all .2s;
 transform: translateY(-10px);
}
#business .advantage .advantage-content {
    padding: 0 13.63rem;
    padding-bottom: 10.81rem;
    display: flex;
    justify-content: space-between;
    align-items: stretch
}

#business .advantage .advantage-content .advantage-item {
    width: 100%;
    height: 15rem;
    margin-bottom: 5rem
}

#business .advantage .advantage-content .advantage-item .advantage-item-title {
    font-size: 1.25rem;
    color: #333;
    font-weight: bold;
    margin-bottom: .81rem
}

#business .advantage .advantage-content .advantage-item .advantage-dec {
    color: #888888;
    font-size: 14px;
    line-height: 1.25rem
}

#business .advantage .advantage-content .advantage-left {
    flex: 1;
    margin-right: 4.38rem;
    text-align: right;
    position: relative
}

@keyframes numanimation {
    0% {
        transform: rotate(0deg)
    }

    100% {
        transform: rotate(360deg)
    }
}

#business .advantage .advantage-content .advantage-middle {
    width: 42rem;
    position: relative
}

#business .advantage .advantage-content .advantage-middle .middle-center {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative
}

#business .advantage .advantage-content .advantage-middle .middle-center .center-line-item {
    width: 7.25rem;
    position: absolute
}

#business .advantage .advantage-content .advantage-middle .middle-center .center {
    width: 27.13rem
}

#business .advantage .advantage-content .advantage-middle .middle-center .line-top-left {
    top: 4rem;
    left: 7rem
}

#business .advantage .advantage-content .advantage-middle .middle-center .line-top-right {
    top: 4rem;
    right: 7rem
}

#business .advantage .advantage-content .advantage-middle .middle-center .line-bottom-left {
    bottom: 4rem;
    left: 7rem
}

#business .advantage .advantage-content .advantage-middle .middle-center .line-bottom-right {
    bottom: 4rem;
    right: 7rem
}

#business .advantage .advantage-content .advantage-middle .middle-num {
    width: 8.5rem;
    height: 8.5rem;
    border-radius: 50%;
    color: #d10027;
    font-family: Hansief;
    font-weight: bold;
    text-align: center;
    line-height: 8.5rem;
    font-size: 1.63rem;
    position: absolute
}

#business .advantage .advantage-content .advantage-middle .middle-num .num-bg {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    animation: numanimation 5s linear infinite;
}

#business .advantage .advantage-content .advantage-middle .middle-num:nth-child(1) {
    top: 0;
    left: -1.4rem
}

#business .advantage .advantage-content .advantage-middle .middle-num:nth-child(2) {
    top: 0;
    right: -1.4rem
}

#business .advantage .advantage-content .advantage-middle .middle-num:nth-child(3) {
    bottom: 0;
    left: -1.4rem
}

#business .advantage .advantage-content .advantage-middle .middle-num:nth-child(4) {
    bottom: 0;
    right: -1.4rem
}

#business .advantage .advantage-content .advantage-right {
    flex: 1;
    margin-left: 4.38rem;
    position: relative
}

#business .enter {
    background-image: url(../image/connect-bg.jpg);
    background-size: 100% 100%
}

#business .enter .section-title {
    color: #fff;
    padding-top: 7.88rem;
    margin-bottom: 4.25rem
}

#business .enter .section-title::after {
    background-color: #fff
}

#business .enter .enter-content {
    padding-bottom: 7.75rem
}

#business .enter .enter-content .enter-title {
    text-align: center;
    color: #fff;
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 4.56rem
}

#business .enter .enter-content .enter-value {
    align-items: stretch
}

#business .enter .enter-content .enter-value .col-md-2 {
    max-width: 20%;
    flex: 0 0 20%
}

#business .enter .enter-content .enter-value .enter-item {
    text-align: center;
    font-weight: bold;
    font-size: 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center
}
#business .enter .enter-content .enter-value .enter-item .item-pic{
    overflow: hidden;
}
#business .enter .enter-content .enter-value .enter-item :hover.item-pic img{
    transition: all .2s;
    transform: scale(1.1);
}
#business .enter .enter-content .enter-value .enter-item .item-info {
    background-color: #fff;
    padding-bottom: 2.88rem;
    width: 100%;
    flex: 1
}

#business .enter .enter-content .enter-value .enter-item .item-icon {
    width: 4rem;
    margin: 0 auto;
    transform: translateY(-2rem)
}

#business .condition {
    padding-top: 4.88rem;
    padding-bottom: 8.5rem
}

#business .condition .condition-title {
    text-align: center;
    font-size: 2rem;
    color: #333333;
    font-weight: bold;
    margin-bottom: 4.81rem
}

#business .condition .condition-content .condition-item {
    padding: 0 1.88rem
}

#business .condition .condition-content .condition-item .item-content {
    box-shadow: 0 4px 25px 0 rgba(92, 92, 92, 0.16);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    border-radius: 12px;
    overflow: hidden
}
#business .condition .condition-content .condition-item :hover.item-content{
    transition: all .2s;
    transform: translateY(-10px);
}
#business .condition .condition-content .condition-item .item-content .item-img {
    width: 10.88rem;
    flex-shrink: 0
}

#business .condition .condition-content .condition-item .item-content .item-img img {
    width: 100%;
    height: 100%;
    object-fit: cover
}

#business .condition .condition-content .condition-item .item-content .item-text {
    padding: 0 2.13rem;
    font-size: 1.25rem;
    color: #333333;
    font-weight: bold
}

#business .flow {
    padding-top: 4.88rem;
    padding-bottom: 8.31rem;
    background-color: #f5f8fa
}

#business .flow .container {
    padding: 0
}

#business .flow .flow-title {
    font-size: 2rem;
    color: #333333;
    font-weight: bold;
    margin-bottom: 4.81rem;
    text-align: center
}

#business .flow .flow-content {
    display: flex;
    justify-content: space-between;
    align-items: stretch
}

#business .flow .flow-content .flow-item {
    width: 20%;
    display: flex;
    justify-content: center;
    align-items: center
}

#business .flow .flow-content .flow-item .item-content {
    background-color: #fff;
    padding-bottom: 2.25rem;
    height: 100%;
    transition: all .2s;
    flex: 1
}
#business .flow .flow-content .flow-item:hover .item-content {
    background-color: #cd040d
}

#business .flow .flow-content .flow-item:hover .item-content .item-title {
    color: #fff
}

#business .flow .flow-content .flow-item:hover .item-content .item-dec {
    color: #fff
}
/* #business .flow .flow-content .flow-item :hover.item-content{
    transition: all .2s;
    box-shadow: 0 4px 25px 0 rgba(92, 92, 92, 0.16);
} */
#business .flow .flow-content .flow-item .item-content .item-index {
    width: 4.38rem;
    height: 4.38rem;
    text-align: center;
    line-height: 4.38rem;
    border-radius: 50%;
    background-image: url(../image/business/icon16.png);
    background-size: 100% 100%;
    margin: 1.38rem auto;
    color: #d10027;
    font-size: 2.5rem;
    font-family: Hansief;
    font-weight: bold
}

#business .flow .flow-content .flow-item .item-content .item-title {
    text-align: center;
    font-size: 1.25rem;
    color: #333333;
    font-weight: bold;
    margin-bottom: 8px
}

#business .flow .flow-content .flow-item .item-content .item-dec {
    padding: 0 1.5rem;
    color: #888888;
    font-size: 14px;
    text-align: center;
    line-height: 1.25rem
}

#business .flow .flow-content .flow-item .arrow {
    width: 1.63rem;
    flex-shrink: 0;
    margin: 0 .75rem
}

#business .connect {
    background-image: url(../image/connect-bg.jpg);
    background-size: 100% 100%;
    padding: 3.13rem 0
}

#business .connect .phone {
    display: flex
}

#business .connect .connect-content {
    width: 100%;
    background-image: url(../image/bg.png);
    background-size: cover;
    padding: 5.25rem 3.13rem;
    border-radius: 1rem;
    display: flex;
    justify-content: flex-start;
    align-items: center
}

#business .connect .connect-content .connect-btn {
    width: 13.75rem;
    height: 3.75rem;
    padding: 0 3.13rem;
    border-radius: .5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.13rem;
    color: #fff;
    font-weight: bold;
    background: linear-gradient(to right, #d20228, #fc3f41)
}

#business .connect .connect-content .connect-btn .btn-icon {
    width: 1.88rem
}

#business .connect .connect-content .name {
    font-size: 2.5rem;
    font-weight: bold;
    color: #333333;
    margin: 0 2.13rem
}

#business .connect .connect-content .tel {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    font-size: 2.5rem;
    color: #333333;
    font-family: Hansief
}

#business .connect .connect-content .tel img {
    width: 2.25rem;
    margin-right: .94rem
}

@media (max-width:1560px) {
    #business .advantage .advantage-content {
        padding: 0 8.63rem;
        padding-bottom: 10.81rem
    }

    #business .advantage .advantage-content .advantage-item .advantage-dec {
        line-height: 1.5rem
    }
}

@media (max-width:1440px) {
    #business .advantage .advantage-content .advantage-middle .middle-center .center {
        width: 33.13rem
    }

    #business .advantage .container .section-title {
        padding-top: 13.75rem
    }

    #business .advantage .container .section-title {
        margin-bottom: 4.69rem
    }

    #business .advantage .advantage-content .advantage-item .advantage-dec {
        line-height: 1.7rem;
        font-size: 10px
    }

    #business .advantage .advantage-content .advantage-item {
        margin-bottom: 9rem
    }

    #business .flow .flow-content .flow-item .item-content .item-index {
        font-size: 2rem
    }

    #business .flow .flow-content .flow-item .item-content .item-dec {
        padding: 0 1rem;
        line-height: 1.5rem;
        font-size: 10px
    }

    #business .connect .connect-content .name {
        font-size: 2rem
    }

    #business .connect .connect-content .tel {
        font-size: 2rem
    }
}

@media (max-width:1200px) {
    #business .introduce .container .introduce-content {
        margin: 4.5rem 0
    }

    #business .position .container .position-content .position-item .item-content {
        padding: 2.38rem 3.44rem 2.81rem 3.44rem
    }

    #business .position .container .section-title {
        padding-top: 4.69rem
    }

    #business .advantage .container .section-title {
        padding-top: 1.75rem
    }

    #business .advantage .advantage-content {
        padding-bottom: 4.81rem;
        position: relative
    }

    #business .enter .section-title {
        padding-top: 4.88rem
    }

    #business .position {
        padding-bottom: 1rem
    }

    #business .advantage .advantage-content .advantage-middle .middle-center .center {
        display: none
    }

    #business .advantage .advantage-content .advantage-middle .middle-center .center-line-item {
        display: none
    }

    #business .advantage .advantage-content .advantage-middle {
        width: auto;
        position: static
    }

    #business .advantage .advantage-content .advantage-item {
        margin-bottom: 3rem
    }

    #business .advantage .advantage-content .advantage-middle .middle-center {
        position: static
    }

    #business .advantage .advantage-content .advantage-middle .middle-num {
        display: none
    }

    #business .advantage .advantage-content .advantage-middle .middle-num:nth-child(1) {
        top: -11px;
        left: 4.6rem
    }

    #business .advantage .advantage-content .advantage-middle .middle-num:nth-child(2) {
        top: -11px;
        right: 4.6rem
    }

    #business .advantage .advantage-content .advantage-middle .middle-num:nth-child(3) {
        bottom: 15.5rem;
        left: 4.6rem
    }

    #business .advantage .advantage-content .advantage-middle .middle-num:nth-child(4) {
        bottom: 15.5rem;
        right: 4.6rem
    }

    #business .advantage .advantage-content .advantage-right {
        margin-left: 1.5rem
    }

    #business .advantage .advantage-content .advantage-left {
        margin-right: 1.5rem
    }

    #business .advantage .advantage-content {
        padding: 0 4.63rem;
        padding-bottom: 4.81rem
    }

    #business .advantage .advantage-content .advantage-item {
        margin-bottom: 1rem;
        height: 12rem
    }
}

@media (max-width:992px) {
    #business .introduce .container .introduce-content {
        flex-direction: column;
        padding-left: 15px;
        padding-right: 15px;
        padding-top: 1.2rem
    }

    #business .introduce .container .introduce-content .introduce-left {
        max-width: 100%;
        padding-left: 0;
        padding-right: 0;
        margin-bottom: 1.88rem
    }

    #business .introduce .container .introduce-content .introduce-right {
        max-width: 100%;
        padding-left: 0;
        padding-right: 0
    }

    #business .position .container .position-content .position-item {
        max-width: 50%;
        flex: 0 0 50%;
        margin-bottom: 1.88rem
    }

    #business .advantage .advantage-content .advantage-item {
        height: 16rem
    }

    #business .advantage .advantage-content .advantage-item .advantage-dec {
        line-height: 1.3rem;
        font-size: 13px
    }

    #business .advantage .advantage-content .advantage-item .advantage-item-title {
        font-size: 1.2rem
    }

    #business .enter .enter-content .enter-value .enter-item {
        max-width: 33%;
        flex: 0 0 33%;
        margin-bottom: 1.88rem
    }

    #business .condition .condition-content .condition-item {
        margin-bottom: 1.88rem
    }

    #business .flow .flow-content {
        flex-direction: column;
        align-items: center
    }

    #business .flow .flow-content .flow-item {
        flex-direction: column;
        width: 50%
    }

    #business .flow .flow-content .flow-item .arrow {
        transform: rotate(90deg);
        margin: .63rem 0
    }

    #business .flow .flow-content .flow-item .item-content {
        width: 100%
    }

    #business .flow {
        padding-bottom: 4.31rem
    }

    #business .connect .connect-content .connect-btn {
        width: 8.75rem;
        height: 2.75rem;
        padding: 0 1rem;
        font-size: 1rem
    }

    #business .connect .connect-content .name {
        font-size: 1.5rem
    }

    #business .connect .connect-content .tel {
        font-size: 1.5rem
    }

    #business .connect .connect-content .connect-btn .btn-icon {
        width: 1.4rem
    }

    #business .connect .connect-content {
        padding: 2.25rem 3.13rem
    }
}

@media (max-width:576px) {
    .video-mask .video-content {
        width: 100%;
        height: auto
    }

    #business .advantage .advantage-content {
        flex-wrap: wrap;
        padding: 0 .94rem;
        padding-bottom: 4rem
    }

    #business .advantage .advantage-content .advantage-left {
        width: 100%;
        flex: none;
        text-align: center
    }

    #business .advantage .advantage-content .advantage-item {
        height: auto;
        margin-bottom: 1.88rem
    }

    #business .advantage .advantage-content .advantage-item .advantage-dec {
        line-height: 1.6rem
    }

    #business .advantage .advantage-content .advantage-right {
        margin-left: 0;
        text-align: center
    }

    #business .enter .section-title {
        padding-top: 2.88rem;
        margin-bottom: 2.25rem
    }

    #business .enter .enter-content .enter-title {
        font-size: 1.4rem
    }

    #business .enter .enter-content .enter-value .enter-item {
        max-width: 100%;
        flex: 0 0 100%
    }

    #business .enter .enter-content .enter-value .enter-item .item-pic {
        width: 100%
    }

    #business .condition .condition-title {
        font-size: 1.4rem;
        margin-bottom: 2.81rem
    }

    #business .condition {
        padding: 2rem 0
    }

    #business .flow {
        padding-top: 2.88rem
    }

    #business .flow .flow-title {
        margin-bottom: 2.81rem;
        font-size: 1.4rem
    }

    #business .flow .flow-content {
        padding: 0 15px
    }

    #business .flow .flow-content .flow-item {
        width: 100%
    }

    #business .flow .flow-content .flow-item .item-content .item-dec {
        font-size: 14px
    }

    #business .connect .connect-content {
        /* flex-direction: column-reverse; */
        padding: 2.5rem 1.5rem;
    }
    #business .connect .connect-content .name{
        margin: 0 1.2rem;
    }
    #business .connect .connect-content .tel img {
        width: 1.25rem
    }

    #business .connect .connect-content .name {
        font-size: 1.25rem
    }

    #business .connect .connect-content .tel {
        font-size: 1.25rem
    }
    #business .connect .connect-content{
        background: #fff;
    }
    #business .connect .phone {
        /* margin-bottom: 1.25rem */
    }
}