#index {
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

#index .header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 80px;
}

#index .header img {
    height: 40px;
    margin-left: 40px;
}

#index .header span {
    margin-right: 92px;
}

#index .introduce {
    width: 1164px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 80px;
}

#index .introduce .introduce-top {
    width: 484px;
    height: 72px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    margin-bottom: 70px;
}

#index .introduce .introduce-top span {
    color: #24C789;
    font-size: 22px;
}

#index .introduce .introduce-bottom {
    width: 100%;
    height: 306px;
    display: flex;
    justify-content: space-around;
}

#index .introduce .introduce-bottom .left,
#index .introduce .introduce-bottom .right {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

#index .introduce .introduce-bottom .left {
    margin-right: 80px;
}

#index .introduce .introduce-bottom .right {
    margin-left: 80px;
}

#index .introduce .introduce-bottom .left span,
#index .introduce .introduce-bottom .right span {
    line-height: 23px;
}

#index .middle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 114px;
    margin-bottom: 80px;
}

#index .middle .left {
    width: 1342px;
    height: 401px;
    background: url('../../imgs/main-bg.png') no-repeat;
}

#index .middle img {
    width: 301px;
    height: 301px;
    margin-right: 250px;
}

@media screen and (max-width: 1800px) {
    #index .middle {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-top: 114px;
        margin-bottom: 80px;
        position: relative;
    }

    #index .middle .left {
        width: 1342px;
        height: 401px;
        background: url('../../imgs/main-bg2.png') no-repeat;
        position: absolute;
        left: -16%;
    }

    #index .middle img {
        width: 226px;
        height: 226px;
        margin-left: 1100px;
    }

    #index .solve {
        display: flex;
        flex-direction: column;
        margin-top: 100px;
    }
}

#index .middle .left .title {
    font-size: 22px;
    font-weight: 500;
    color: #fff;
}

#index .middle .left .txt,
#index .middle .left .title {
    margin-left: 700px;
}

#index .middle .left .title {
    margin-top: 52px;
    margin-bottom: 71px;
}

#index .middle .left .txt {
    line-height: 35px;
}

#index .middle .left span {
    display: flex;
    flex-direction: cloumn;
    font-size: 14px;
    color: #fff;
}

#index .solve {
    display: flex;
    flex-direction: column;
}

#index .solve .solve-top {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 132px;
}

#index .solve .solve-top .title {
    margin-bottom: 30px;
    color: #333;
    font-size: 22px;
}

#index .solve .solve-top .content {
    color: #999;
    font-size: 18px;
}

#index .solve .solve-bottom {
    width: 1100px;
    display: flex;
    justify-content: space-between;
}

#index .solve .solve-bottom .section {
    width: 260px;
    height: 240px;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    border-radius: 4px;
    border: 1px solid #D3D3D3;
    border-bottom: 9px solid #D3D3D3;
}

#index .solve .solve-bottom .section img {
    width: 86px;
    height: 86px;
}

#index .solve .solve-bottom .section span {
    color: #000;
    font-size: 20px;
    font-weight: 400;
}

#index .solve .solve-bottom .section .three {
    height: 50px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

#index .solve .solve-bottom .section .three span {
    color: #000;
    font-size: 16px;
}

#index .solution {
    width: 110%;
    height: 566px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    margin-top: 80px;
    background-color: #24C789;
}

#index .solution .title {
    font-size: 40px;
    font-weight: 500;
    color: #FFD65C;
    margin-top: 80px;
}

#index .solution .title span {
    color: #fff;
}

#index .solution .detail {
    width: 960px;
    height: 128px;
    display: flex;
    flex-wrap: wrap;
    color: #fff;
}

#index .solution .detail span {
    margin-right: 65px;
}

#index .txt {
    color:#333;
    font-size: 28px;
    margin-top: 80px;
    margin-bottom: 100px;
}

#index .footer {
    width: 1200px;
    display: flex;
    justify-content: space-between;
}

#index .footer .left, #index .footer .right {
    width: 555px;
    display: flex;
    align-items: center;
}

#index .footer .left .image, #index .footer .right .image{
    width: 234px;
    height: 324px;
}

#index .footer .left .info, #index .footer .right .info {
    width: 321px;
    height: 280px;
    padding-left: 28px;
    background-image: url('../imgs/info-bg.png');
}

#index .footer .left .info .title, #index .footer .right .info .title {
    color: #333;
    font-size: 24px;
    margin-top: 80px;
    margin-bottom: 40px;
}

#index .footer .left .info .contact,#index .footer .right .info .contact {
    font-size: 16px;
    margin-bottom: 20px;
}