.index .banner {
    width: 100%;
    min-width: 1200px;
}

    .index .banner img {
        width: 100%;
        display: block;
    }

.index .develop {
    width: 1200px;
    height: 120px;
    margin: 0 auto;
    background-color: #ffffff;
    box-shadow: 0px 0px 16px 0px rgba(0, 0, 0, 0.21);
    border-radius: 2px;
    margin-bottom: 85px;
    margin-top: -75px;
    z-index: 99;
    position: relative;
}

    .index .develop > div {
        width: 33.333333%;
        float: left;
        margin-top: 34px;
        color: rgb(51, 51, 51);
        font-size: 20px;
    }

        .index .develop > div span {
            font-size: 14px;
            color: rgb(153, 153, 153);
            line-height: 30px;
        }

    .index .develop img {
        width: 52px;
        margin-left: 59px;
        margin-right: 31px;
    }

    .index .develop > div > a > div {
        float: left;
    }

.index .scheme {
    width: 1200px;
    margin: 0 auto;
}

h2 {
    font-size: 32px;
    color: rgb(51, 51, 51);
    font-weight: 500;
    /* text-align: center;
	margin-bottom: 73px; */
}

.index .scheme > div > a > div {
    width: 24%;
    height: 323px;
    float: left;
    text-align: center;
    background-color: #ffffff;
    border-radius: 4px;
    position: relative;
    margin-right: 1%;
    margin-bottom: 50px;
}

    .index .scheme > div > a > div img {
        display: inline-block;
    }

    .index .scheme > div > a > div > img:nth-child(1) {
        width: 50px;
        margin-top: 32px;
        margin-bottom: 25px;
    }

    .index .scheme > div > a > div > p:nth-child(2) {
        font-size: 20px;
        color: rgb(17, 17, 17);
        font-weight: normal;
        font-stretch: normal;
        margin-bottom: 24px;
    }

    .index .scheme > div > a > div > i:nth-child(3) {
        width: 53px;
        height: 1px;
        background-color: #cccccc;
        display: block;
        margin: 0 auto;
    }

    .index .scheme > div > a > div > p:nth-child(4) {
        font-size: 16px;
        color: rgb(84, 83, 101);
        margin: 0 30px;
        margin-top: 24px;
        margin-bottom: 28px;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }

    .index .scheme > div > a > div > img:nth-child(5) {
        width: 31px;
    }

    .index .scheme > div > a > div > span:nth-child(6) {
        width: 90px;
        height: 32px;
        background-color: #1e94ff;
        border-radius: 16px;
        display: block;
        line-height: 32px;
        text-align: center;
        font-size: 14px;
        color: rgb(255, 255, 255);
        margin: 0 auto;
        display: none;
    }

    .index .scheme > div > a > div > div {
        width: 100%;
        position: absolute;
        left: 0;
        bottom: 0;
    }

        .index .scheme > div > a > div > div > i {
            width: 0;
            height: 3px;
            background-image: linear-gradient(-90deg, rgba(83, 200, 255, 0.85) 0%, rgba(43, 156, 221, 0.85) 100%), linear-gradient( #ffffff, #ffffff);
            background-blend-mode: normal, normal;
            display: block;
            margin: 0 auto;
            margin-top: 36px;
        }

    .index .scheme > div > a > div:hover > div > i {
        width: 100%;
        transition: width 0.8s;
        -moz-transition: width 0.8s;
        -webkit-transition: width 0.8s;
        -o-transition: width 0.8s;
    }

    .index .scheme > div > a > div:hover > span:nth-child(6) {
        display: block;
    }

    .index .scheme > div > a > div:hover > img:nth-child(5) {
        display: none;
    }

    .index .scheme > div > a > div:hover {
        box-shadow: 0px 0px 21px 0px rgba(0, 66, 88, 0.1);
    }

.index .num {
    width: 1200px;
    margin: 0 auto;
    overflow-x: hidden;
}

    .index .num > div {
        float: left;
        margin-left: 140px;
        margin-top: 84px;
        margin-bottom: 81px;
    }

        .index .num > div:nth-child(1) {
            margin-left: 173px;
        }

        .index .num > div span {
            font-size: 80px;
            color: rgb(30, 148, 255);
        }

            .index .num > div span span {
                font-size: 30px;
            }

        .index .num > div p {
            font-size: 20px;
            color: rgb(153, 153, 153);
        }

.index .case-box .img {
    width: 1200px;
    margin: 0 auto;
}

    .index .case-box .img > img {
        width: 100%;
    }

.index .enterprise-logo {
    width: 1200px;
    margin: 0 auto;
    margin-top: 39px;
}

    .index .enterprise-logo > div {
        width: 1220px;
        height: auto;
    }

    .index .enterprise-logo img {
        width: 227px;
        border: 1px solid rgb(243, 243, 243);
        margin-right: 15px;
        float: left;
        margin-bottom: 27px;
    }

        .index .enterprise-logo img:hover {
            border: 1px solid rgb(30, 148, 255);
        }

.index .consult {
    width: 1200px;
    margin: 0 auto;
    margin-bottom: 100px;
    margin-top: 50px;
}

    .index .consult h2 {
        font-size: 32px;
        color: rgb(51, 51, 51);
        text-align: center;
        font-weight: 500;
    }

    .index .consult .nav {
        width: 100%;
        height: 32px;
        font-size: 18px;
        color: rgb(51, 51, 51);
        line-height: 32px;
        padding-bottom: 23px;
        border-bottom: 1px solid rgb(246, 246, 246);
    }

    .index .consult > div:nth-child(3) {
        margin-bottom: 41px;
    }

    .index .consult .nav > div:nth-child(1) span {
        margin-right: 80px;
        padding-bottom: 20px;
        display: block;
        float: left;
        cursor: pointer;
    }

        .index .consult .nav > div:nth-child(1) span:hover {
            color: rgb(32, 151, 219);
        }

    .index .consult .nav .cur {
        border-bottom: 2px solid rgb(32, 151, 219);
        color: rgb(32, 151, 219);
        font-size: 22px;
    }

    .index .consult .nav > div:nth-child(2) {
        float: right;
    }

        .index .consult .nav > div:nth-child(2) span {
            cursor: pointer;
            color: rgb(153, 153, 153);
            font-size: 22px;
        }

            .index .consult .nav > div:nth-child(2) span:hover {
                color: rgb(32, 151, 219);
            }

    .index .consult .imgtext {
        cursor: pointer;
    }

        .index .consult .imgtext:hover > div:nth-child(2) > p:nth-child(1) {
            color: rgb(32, 151, 219);
        }

        .index .consult .imgtext img {
            width: 400px;
            height: 180px;
            margin-right: 55px;
        }

        .index .consult .imgtext > div {
            float: left;
        }

            .index .consult .imgtext > div:nth-child(2) {
                width: 719px;
            }

                .index .consult .imgtext > div:nth-child(2) > p:nth-child(1) {
                    font-size: 18px;
                    color: rgb(51, 51, 51);
                    margin-bottom: 42px;
                }

                    .index .consult .imgtext > div:nth-child(2) > p:nth-child(1):hover {
                        color: rgb(32, 151, 219);
                    }

                .index .consult .imgtext > div:nth-child(2) > p:nth-child(2) {
                    font-size: 16px;
                    color: rgb(102, 102, 102);
                    text-align: justify;
                    text-justify: inter-ideograph;
                    overflow: hidden;
                    text-overflow: ellipsis;
                    display: -webkit-box;
                    -webkit-line-clamp: 2;
                    -webkit-box-orient: vertical;
                }

                .index .consult .imgtext > div:nth-child(2) > span:nth-child(3) {
                    font-size: 16px;
                    color: rgb(153, 153, 153);
                    margin-top: 50px;
                    display: block;
                }

    .index .consult > div:nth-child(5) {
        margin-bottom: 60px;
    }

    .index .consult .text {
        width: 1280px;
    }

        .index .consult .text > div {
            width: 560px;
            float: left;
            margin-right: 80px;
        }

        .index .consult .text > div {
            height: 58px;
            line-height: 58px;
            border-bottom: 1px solid rgb(243, 243, 243);
            cursor: pointer;
        }

            .index .consult .text > div:hover > span:nth-child(1) {
                color: rgb(32, 151, 219);
            }

            .index .consult .text > div > span:nth-child(1) {
                font-size: 18px;
                color: rgb(51, 51, 51);
                float: left;
                width: 76%;
                overflow: hidden;
                text-overflow: ellipsis;
                display: -webkit-box;
                -webkit-line-clamp: 1;
                -webkit-box-orient: vertical;
            }

            .index .consult .text > div > span:nth-child(2) {
                font-size: 16px;
                color: rgb(153, 153, 153);
                float: right;
            }

.banner2 {
    position: relative;
    min-width: 1200px;
}

    .banner2 img {
        width: 100%;
        min-width: 1200px;
    }

    .banner2 > div {
        width: 1200px;
        position: absolute;
        top: 50%;
        font-size: 28px;
        color: white;
        margin-top: -16px;
        left: 50%;
        margin-left: -600px;
    }

.about .content {
    width: 1200px;
    margin: 0 auto;
    margin-bottom: 100px;
}

    .about .content h3 {
        font-size: 36px;
        color: rgb(51, 51, 51);
        text-align: center;
        font-weight: 500;
        margin-top: 58px;
        margin-bottom: 41px;
    }

    .about .content > div {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

        .about .content > div:nth-child(2) > div:nth-child(1) {
            margin-right: 50px;
            text-align: justify;
            text-justify: inter-ideograph;
            margin-left: 40px;
        }

        .about .content > div:nth-child(2) img {
            width: 580px;
        }

    .about .content h4 {
        color: #007AFF;
        font-size: 24px;
        font-weight: normal;
        line-height: 40px;
        margin-bottom: 20px;
    }

    .about .content p {
        font-size: 16px;
        margin-bottom: 20px;
        line-height: 30px;
    }

    .about .content > div:nth-child(3) {
        margin-top: 30px;
    }

        .about .content > div:nth-child(3) img {
            width: 560px;
        }

        .about .content > div:nth-child(3) > div:nth-child(2) {
            margin-right: 20px;
        }

.img-content {
    max-width: 1200px;
    margin: 0 auto;
}

    .img-content h3 {
        font-size: 34px;
        color: #007AFF;
        border-bottom: 3px solid rgb(0, 105, 255);
        display: inline-block;
        margin-bottom: 50px;
        padding-bottom: 10px;
        font-weight: normal;
    }

    .img-content > h5 {
        text-align: center;
        font-size: 36px;
        font-weight: normal;
        margin: 55px auto;
        color: rgb(122, 122, 122);
        font-weight: 600;
    }

    .img-content > img {
        max-width: 100%;
        display: block;
        margin: 0 auto;
        margin-bottom: 30px;
    }

    .img-content > p {
        font-size: 18px;
        color: rgb(153, 153, 153);
        padding-bottom: 20px;
    }

.video-room .text {
    text-align: center;
    font-size: 28px;
    color: rgb(102, 102, 102);
    line-height: 62px;
    margin-bottom: 80px;
}

.hotel-scheme .img-content h3 {
    margin-bottom: 18px;
}

.hotel-scheme .img-content p {
    margin-bottom: 30px;
    width: 90%;
    margin: 0 auto;
}

.hotel-scheme .main {
    margin-bottom: 80px;
}

    .hotel-scheme .main > div:nth-child(2) {
        max-width: 1200px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
    }

        .hotel-scheme .main > div:nth-child(2) > div {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            align-items: center;
        }

        .hotel-scheme .main > div:nth-child(2) img {
            height: 305px;
            margin: 0 auto;
            margin-top: 50px;
        }

        .hotel-scheme .main > div:nth-child(2) span {
            width: 120px;
            height: 40px;
            background-image: linear-gradient(107deg, #53c8ff 0%, #31b2fc 100%), linear-gradient( #ff533f, #ff533f);
            background-blend-mode: normal, normal;
            border-radius: 8px;
            display: block;
            text-align: center;
            line-height: 40px;
            font-size: 16px;
            color: white;
            margin: 0 auto;
            margin-bottom: 22px;
        }

        .hotel-scheme .main > div:nth-child(2) > div:nth-child(3) p {
            width: 280px;
            text-align: center;
        }

        .hotel-scheme .main > div:nth-child(2) p {
            font-size: 16px;
            color: rgb(51, 51, 51);
            line-height: 30px;
        }

        .hotel-scheme .main > div:nth-child(2) > div:nth-child(1) {
            width: 224px;
        }

        .hotel-scheme .main > div:nth-child(2) > div:nth-child(2) {
            width: 256px;
        }

        .hotel-scheme .main > div:nth-child(2) > div:nth-child(3) {
            width: 587px;
        }

.function {
    overflow: hidden;
}

    .function > div,
    .stysem .four > div > div {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        margin-top: 20px;
    }

        .function > div > div,
        .stysem .four > div > div > div {
            width: 400px;
            margin-bottom: 30px;
            text-align: center;
        }

            .function > div > div > img,
            .stysem .four > div > div > div > img {
                width: 51px;
                margin: 0 auto;
                margin-bottom: 22px;
                padding-top: 30px;
            }

            .function > div > div > p,
            .stysem .four > div > div > div > p {
                max-width: 290px;
                font-size: 16px;
                color: rgb(51, 51, 51);
                line-height: 36px;
                margin: 0 auto;
                text-align: center;
                text-justify: inter-ideograph;
            }

            .function > div > div > span {
                font-size: 20px;
                color: rgb(51, 51, 51);
                display: block;
                padding-bottom: 10px;
                font-weight: normal;
            }

.introduce {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

    .introduce > div {
        width: 360px;
        margin-top: 70px;
        margin-bottom: 30px;
    }

        .introduce > div > div:nth-child(1) {
            height: 80px;
        }

        .introduce > div > div {
            display: flex;
            align-items: center;
            margin-bottom: 22px;
        }

            .introduce > div > div > img {
                width: 49px;
                margin-right: 10px;
            }

            .introduce > div > div > h5 {
                font-size: 24px;
                color: rgb(51, 51, 51);
                font-weight: normal;
            }

        .introduce > div > div {
            font-size: 16px;
            color: rgb(153, 153, 153);
            text-align: justify;
            text-justify: inter-ideograph;
            line-height: 30px;
        }

.pain-spot > div:nth-child(2) {
    display: flex;
    flex-wrap: wrap;
}

    .pain-spot > div:nth-child(2) > div {
        width: 300px;
        display: flex;
        flex-direction: column;
        align-items: center;
        flex-wrap: wrap;
    }

        .pain-spot > div:nth-child(2) > div > img:nth-child(1) {
            width: 110px;
        }

        .pain-spot > div:nth-child(2) > div > span {
            font-size: 26px;
            font-weight: normal;
            padding: 30px 0;
        }

        .pain-spot > div:nth-child(2) > div > p {
            font-size: 16px;
            font-weight: normal;
            color: rgb(153, 153, 153);
            width: 260px;
            text-align: center;
            text-justify: inter-ideograph;
        }

.pain-spot > div:nth-child(3) {
    display: flex;
    margin-top: 52px;
    margin-bottom: 84px;
}

    .pain-spot > div:nth-child(3) img {
        height: 64px;
    }

    .pain-spot > div:nth-child(3) > div {
        width: 300px;
        position: relative;
    }

        .pain-spot > div:nth-child(3) > div .left {
            position: absolute;
            top: 0;
            left: 50%;
        }

        .pain-spot > div:nth-child(3) > div .rigth {
            position: absolute;
            top: 0;
            right: 50%;
        }

.situation {
    text-align: center;
}

    .situation > img {
        width: 110px;
        display: inline-block;
    }

    .situation > span {
        display: block;
        font-size: 26px;
        font-weight: normal;
        padding: 25px 0;
    }

    .situation > h4 {
        font-size: 36px;
        font-weight: normal;
        margin-bottom: 51px;
    }

    .situation > p {
        font-size: 18px;
        color: rgb(153, 153, 153);
        font-weight: normal;
    }

.advantage h4 {
    font-size: 36px;
    font-weight: normal;
    text-align: center;
    padding-top: 110px;
    padding-bottom: 30px;
}

.advantage > div {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    flex-wrap: wrap;
}

    .advantage > div > div > div:nth-child(1) {
        height: 80px;
    }

    .advantage > div > div > div {
        width: 250px;
        margin-top: 20px;
        margin-bottom: 30px;
    }

    .advantage > div > div > div {
        display: flex;
        align-items: center;
        margin-bottom: 22px;
    }

        .advantage > div > div > div > img {
            width: 38px;
            margin-right: 15px;
        }

        .advantage > div > div > div > h5 {
            font-size: 20px;
            color: rgb(51, 51, 51);
            font-weight: normal;
            margin-right: 50px;
        }

    .advantage > div > div > div {
        font-size: 16px;
        color: rgb(153, 153, 153);
        text-align: justify;
        text-justify: inter-ideograph;
        line-height: 30px;
    }

.analysis {
    text-align: center;
    margin-top: 100px;
}

    .analysis > h4 {
        font-size: 36px;
        font-weight: normal;
        padding-bottom: 20px;
    }

    .analysis > p {
        font-size: 24px;
        font-weight: normal;
        color: rgb(153, 153, 153);
    }

    .analysis > div {
        display: flex;
        justify-content: space-between;
        margin-top: 80px;
        flex-wrap: wrap;
    }

        .analysis > div > div {
            width: 300px;
        }

            .analysis > div > div i {
                width: 4px;
                height: 30px;
                background-image: linear-gradient(175deg, #6fd1ff 0%, #0da5fd 100%), linear-gradient( #1e94ff, #1e94ff);
                background-blend-mode: normal, normal;
                border-radius: 2px;
                display: block;
                margin-right: 20px;
            }

            .analysis > div > div > h5 {
                font-size: 28px;
                font-weight: normal;
                display: flex;
                align-items: center;
                margin-bottom: 20px;
            }

            .analysis > div > div > p {
                text-align: left;
                text-justify: inter-ideograph;
                color: rgb(153, 153, 153);
                font-size: 18px;
                font-weight: normal;
                line-height: 30px;
                margin-bottom: 60px;
            }

.four > div > div {
    width: 300px;
}

    .four > div > div > p {
        width: 260px;
    }

.stysem .four > div > div {
    width: 600px;
}

    .stysem .four > div > div > div {
        width: 300px;
    }

    .stysem .four > div > div:nth-child(2) {
        position: relative;
        height: 300px;
    }

    .stysem .four > div > div > div > p {
        max-width: 230px;
    }

    .stysem .four > div > div:nth-child(2) img {
        width: 120%;
        position: absolute;
        margin: auto;
        top: -9999px;
        right: -9999px;
        bottom: -9999px;
        left: -9999px;
        max-width: 1000%;
        padding-top: 80px;
        z-index: 0;
    }

.protect {
    width: 100%;
    background: url(../image/6@3x.jpg) center center no-repeat;
    background-size: cover;
}

    .protect h5 {
        font-size: 36px;
        color: rgb(255, 255, 255);
        text-align: center;
        padding: 30px 0;
        font-weight: 600;
    }

    .protect .list {
        max-width: 1200px;
        display: flex;
        justify-content: space-around;
        flex-wrap: wrap;
        margin: 0 auto;
    }

        .protect .list img {
            width: 80;
        }

        .protect .list p {
            font-size: 18px;
        }

        .protect .list > div {
            width: 250px;
            height: 272px;
            display: flex;
            flex-direction: column;
            justify-content: space-around;
            align-items: center;
            background-color: white;
            border-radius: 10px;
            margin-bottom: 40px;
        }

.customized-img {
    max-width: 1200px;
    padding-top: 20px;
}

.six > div > div:nth-last-child(1) {
    margin-right: 0 !important;
}

.after-sale {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

    .after-sale > div {
        width: 400px;
        height: 400px;
        display: flex;
        flex-direction: column;
        align-items: center;
        cursor: pointer;
    }

        .after-sale > div:nth-child(1) {
            background: url(../image/36@3x.png) no-repeat;
            background-size: 100% 100%;
        }

        .after-sale > div:nth-child(2) {
            background: url(../image/37@3x.png) no-repeat;
            background-size: 100% 100%;
        }

        .after-sale > div:nth-child(3) {
            background: url(../image/38@3x.png) no-repeat;
            background-size: 100% 100%;
        }

        .after-sale > div:nth-child(4) {
            background: url(../image/39@3x.png) no-repeat;
            background-size: 100% 100%;
        }

        .after-sale > div:nth-child(5) {
            background: url(../image/40@3x.png) no-repeat;
            background-size: 100% 100%;
        }

        .after-sale > div:nth-child(6) {
            background: url(../image/41@3x.png) no-repeat;
            background-size: 100% 100%;
        }

        .after-sale > div > img {
            width: 105px;
            padding-top: 100px;
            padding-bottom: 43px;
        }

        .after-sale > div > p {
            font-size: 18px;
            color: white;
        }

        .after-sale > div > i {
            display: block;
            width: 143px;
            height: 2px;
            background-color: white;
            margin-top: 10px;
        }

.icon-text {
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
}

    .icon-text > div {
        width: 299px;
        height: 110px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: space-around;
        padding: 10px 0;
    }

        .icon-text > div > img {
            width: 40px;
            margin-bottom: 0;
        }

        .icon-text > div > p {
            font-size: 18px;
            color: rgb(51, 51, 51);
        }

.modular {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 100px;
}

    .modular > div {
        width: 48%;
        height: 412px;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        border: solid 1px #e1e1e1;
        position: relative;
        margin-bottom: 50px;
    }

    .modular .icon-text > div {
        width: 25%;
        border: 0;
    }

    .modular > div span {
        display: block;
        width: 200px;
        height: 50px;
        position: absolute;
        top: -25px;
        left: 50%;
        margin-left: -100px;
        display: flex;
        align-items: center;
        justify-content: center;
        background-color: #0067cc;
        border-radius: 28px;
        font-size: 18px;
        color: rgb(255, 255, 255);
    }

.content_average .average_title {
    font-size: 16px;
}

.content_average .average_text {
    font-size: 14px;
    line-height: 24px;
}

.mt_main {
    width: auto;
    max-width: 1200px;
    min-width: auto;
}

.systen-video {
    width: 100%;
    background: url(../image/70@3x.png) no-repeat;
    background-size: cover;
    padding-bottom: 30px;
}

    .systen-video > div {
        max-width: 1200px;
        margin: 0 auto;
        text-align: center;
        color: white;
        font-size: 26px;
        line-height: 80px;
    }

        .systen-video > div > p:nth-child(2) {
            padding-top: 50px;
        }

        .systen-video > div > p > span:nth-child(1) {
            font-size: 80px;
        }

        .systen-video > div > p > span:nth-child(2) {
            color: rgb(224, 0, 18);
        }

        .systen-video > div video {
            width: 80%;
            margin: 0 auto;
            display: block;
            padding-top: 40px;
        }

@media screen and (max-width: 1239px) {
    .hotel-scheme .main > div:nth-child(2) {
        justify-content: center;
    }

        .hotel-scheme .main > div:nth-child(2) > div {
            width: 100% !important;
            margin-bottom: 100px;
        }

        .hotel-scheme .main > div:nth-child(2) p {
            margin: 0 20px;
        }

        .hotel-scheme .main > div:nth-child(2) img {
            width: 96%;
            height: auto;
            margin-left: 2%;
        }

    .video-room .text p {
        font-size: 16px;
        line-height: 36px;
    }

    .introduce {
        justify-content: center;
    }

        .introduce > div {
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

            .introduce > div > div:nth-child(2) {
                width: 80%;
            }

    .pain-spot > div:nth-child(2) {
        justify-content: center;
    }

        .pain-spot > div:nth-child(2) > div {
            margin-bottom: 100px;
        }

    .pain-spot > div:nth-child(3) img,
    .pain-spot > div:nth-child(3) {
        display: none;
    }

    .advantage > div > div {
        width: 400px;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .advantage > div {
        justify-content: center;
    }

    .analysis > div > div {
        width: 90%;
        margin-left: 5%;
    }

    .protect .list > div {
        width: 45%;
    }

    .customized-img {
        width: 95%;
        margin: 0 auto;
    }

    .icon-text {
        width: 90%;
    }

    .modular > div {
        width: 95%;
        margin: 0 auto;
        margin-bottom: 1rem;
    }

    .systen-video > div {
        font-size: 0.26rem;
        line-height: 0.8rem;
    }

        .systen-video > div > p > span:nth-child(1) {
            font-size: 0.8rem;
        }
}

@media screen and (max-width: 768px) {
    .img-content {
        text-align: center;
        margin-top: 20px;
        margin-bottom: 20px;
    }

        .img-content h3 {
            font-size: 20px;
            border-bottom: 0;
            margin-bottom: 20px;
        }

        .img-content > img {
            max-width: 98%;
        }

        .img-content > p {
            width: 90%;
            margin: 0 auto;
            font-size: 12px;
        }

        .img-content > h5,
        .advantage h4,
        .analysis > h4,
        .situation > h4 {
            font-size: 0.5rem;
            width: 90%;
            margin-left: 5%;
            line-height: 1rem;
            margin-bottom: 30px;
        }

    .analysis > p {
        font-size: 16px
    }

    .stysem .four > div > div:nth-child(2) img {
        padding-top: 0.8rem;
    }

    .protect .list > div {
        height: 3rem;
        margin-bottom: 0.2rem;
    }

    .protect h5 {
        font-size: 0.5rem;
        padding: 1rem 0;
    }

    .protect .list img {
        width: 0.8rem;
    }

    .protect .list p {
        font-size: 0.36rem;
    }

    .computer-img {
        height: 400px !important;
    }

    .after-sale > div {
        width: 100%;
    }

    .icon-text {
        width: auto;
        justify-content: center;
    }

        .icon-text > div > p {
            font-size: 0.36rem;
        }

        .icon-text > div > img {
            font-size: 0.4rem;
        }

    .content_average li {
        width: 100%;
        margin: 0;
        margin-bottom: 1rem;
    }
}

@media screen and (min-width:800px) and (max-width:1200px) {
    .function > div > div:nth-last-child(1) {
        margin-right: 400px;
    }

    .pain-spot > div:nth-child(2) > div {
        width: 400px;
    }

    .four > div > div {
        width: 400px;
    }

        .four > div > div:nth-last-child(1) {
            margin-right: 0;
        }

    .computer-img {
        height: 500px !important;
    }
}