html body {
    margin: 0;
    padding: 0;
    font-size: 12px;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

a {
    text-decoration: none;
    color: #fff;
}

::-webkit-scrollbar {
    display: none;
}

/* 更新 */



.Adaptation {
    width: 100vw;
    background: #fff;
    margin: auto;
}

/* header  start */

.header_box {
    width: 100vw;
    height: 68px;
    background: rgb(56, 56, 56);
}


.header {
    width: 1920px;
    height: 68px;
    background: rgb(56, 56, 56);
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 0 auto;
}

.logo {
    width: 82px;
    height: 49px;
    background: url(../images/about_logo.png) 0 0 no-repeat;
    background-size: 100%;
    margin-left: 178px;
}

.header_right {
    width: 340px;
    line-height: 68px;
    font-size: .15rem;
    display: flex;
    justify-content: space-between;
    margin-right: 178px;
}


.header_knowUs {
    color: #fff;
    cursor: pointer;
    opacity: .8;
}

.header_joinUs {
    cursor: pointer;
    color: #fff;
    opacity: .8;
}

.header_homes {
    cursor: pointer;
    color: #fff;
    opacity: .8;
}

.header_homes:hover {
    opacity: 1;

}

.header_contactUs a {
    cursor: pointer;
    color: #F08300;
}

.header_joinUs:hover {
    opacity: 1;

}

.header_knowUs:hover {
    opacity: 1;

}

.header_contactUs:hover {
    opacity: 1;

}

/* contact us  start */

.contact_us {
    width: 1564px;
    margin: auto;
    display: flex;
    flex-wrap: wrap;
}

.contact_left {
    width: 600px;
    text-align: right;
    border-right: 1px solid #bebcbc;
    margin-top: 100px;
    margin-bottom: 100px;
}

.contact_left i {
    font-size: .30rem;
    font-weight: bold;
    padding-right: 120px;

}

.contact_left p {
    font-size: .24rem;
    font-style: oblique;
    margin-top: 10px;
    padding-right: 120px;
}

.contact_right {
    width: 600px;
    margin-top: 100px;
    margin-bottom: 100px;
    font-size: .19rem;
    padding-left: 120px;
}

.contact_right p {
    font-size: .19rem;
    margin-top: 0;
    margin-bottom: 0;
    font-weight: bold;
}

.brand_box {
    width: 100vw;
    background: #F3F3F3;
}

.brand {
    width: 1564px;
    margin: auto;
    display: flex;
    flex-wrap: wrap;
}

.brand_left {
    width: 600px;
    text-align: right;
    border-right: 1px solid #bebcbc;
    margin-top: 100px;
    margin-bottom: 100px;
}

.brand_left p {
    font-size: .24rem;
    font-style: oblique;
    margin-top: 10px;
    padding-right: 120px;
}

.brand_left i {
    font-size: .30rem;
    font-weight: bold;
    padding-right: 120px;

}

.brand_right {
    width: 600px;
    margin-top: 100px;
    margin-bottom: 100px;
    font-size: .18rem;
    padding-left: 120px;
    word-break: break-word;
}

.brand_right p {
    color: #F08300;
    margin-top: 0;
    margin-bottom: 5px;
    font-size: .19rem;
    margin-top: 8px;
}

.brand_item p {
    color: black;
    margin-bottom: 10px;
    font-size: .18rem;
}

.brand_item {
    display: flex;
    align-items: center;

}

.brand_item img {
    width: 8px;
    height: 10px;
    margin-right: 10px;
    margin-left: -17.5px;
}


/* contact us  end */




/* header  end */



/* footer  start */

.footerbox {
    width: 100vw;
    background: black;
}

.footer {
    width: 1564px;
    height: 300px;
    margin: 0 auto;
    background: black;
    padding-top: 60px;
}

.footer_logo {
    width: 104px;
    height: 62px;
    background: url('../images/about_logo.png');
    margin: 0 auto;
}

.footer_about {
    width: 800px;
    color: #fff;
    font-size: .24rem;
    display: flex;
    justify-content: space-around;
    margin: 20px auto;
}

.about_text {
    cursor: pointer;
}

.footer_report {
    color: #fff;
    font-size: .16rem;
    width: 1000px;
    margin: 20px auto;
    opacity: .6;
    text-align: center;
}

.footer_record {
    color: #fff;
    font-size: .14rem;
    width: 1000px;
    margin: 10px auto;
    opacity: .6;
    text-align: center;
}

.footer_img {
    width: 280px;
    margin: 10px auto;
}

.footer_img img {
    margin-left: 15px;
    cursor: pointer;
}


/* footer  end */

/* 适配 */


@media only screen and (max-width: 1366px) {
    .footer {
        width: 1366px;
        justify-content: space-around;
    }

    .contact_us {
        width: 1366px;
    }

    .brand {
        width: 1366px;
    }


}

@media only screen and (max-width: 1280px) {
    .footer {
        width: 1280px;
        justify-content: space-around;
    }

    .contact_us {
        width: 1280px;
    }

    .brand {
        width: 1280px;
    }

    .contact_left {
        width: 500px;
    }

    .contact_right {
        width: 500px;
    }

    .brand_left {
        width: 500px;
    }

    .brand_right {
        width: 500px;
    }
}

@media only screen and (max-width: 1152px) {
    .footer {
        width: 1152px;
        justify-content: space-around;
    }

    .contact_us {
        width: 1152px;
    }

    .brand {
        width: 1152px;
    }

    .contact_left {
        width: 500px;
    }

    .contact_right {
        width: 500px;
    }

    .brand_left {
        width: 500px;
    }

    .brand_right {
        width: 500px;
    }

}


@media only screen and (max-width: 1024px) {
    .footer {
        width: 1024px;
        justify-content: space-around;
    }

    .contact_us {
        width: 1024px;
    }

    .brand {
        width: 1024px;
    }

    .contact_left {
        width: 450px;
    }

    .contact_right {
        width: 450px;
    }

    .brand_left {
        width: 450px;
    }

    .brand_right {
        width: 450px;
    }
}

@media only screen and (max-width: 768px) {
    .header {
        width: 768px;
    }

    .logo {
        margin-left: 100px;
    }

    .header_right {
        margin-right: 100px;
    }

    .footer {
        width: 768px;
        justify-content: space-around;
    }

    .footer_text p {
        width: 380px;
        line-height: 1.5;
    }

    .contact_us {
        width: 768px;
    }

    .brand {
        width: 768px;
    }

    .contact_left {
        width: 320px;
    }

    .contact_right {
        width: 300px;
    }

    .brand_left {
        width: 320px;
    }

    .brand_right {
        width: 300px;
    }

    .contact_left p {
        padding-right: 40px;
    }

    .brand_left p {
        padding-right: 40px;
    }

    .contact_left i {
        padding-right: 40px;
    }

    .brand_left i {
        padding-right: 40px;
    }

    .contact_right {
        padding-left: 40px;
    }

    .brand_right {
        padding-left: 40px;
    }

    .footer_about {
        width: 768px;
    }

    .footer_report {
        width: 768px;
    }

    .footer_record {
        width: 768px;
    }
}

@media only screen and (max-width: 414px) {
    body {
        background: #F3F3F3;
    }

    .header {
        width: 414px;
        height: 62px;
        line-height: 1;
    }


    .header_homes {
        font-size: 14px;
    }

    .header_knowUs {
        font-size: 14px;
    }

    .header_joinUs {
        font-size: 14px;
    }

    .header_contactUs {
        font-size: 14px;
    }

    .header_box {
        height: 42px;
    }

    .logo {
        width: 52px;
        height: 31px;
        background-size: 100% 100%;
        margin-left: 10px;
    }

    .header_right {
        margin-right: 10px;
        line-height: 1;
        width: 275px;
    }

    .contact_us {
        width: 414px;
    }

    .contact_left {
        border-right: none;
        text-align: left;
        margin-left: 60px;
        margin-top: 60px;
        padding-bottom: 10px;
        margin-bottom: 0;
    }

    .contact_left p {
        font-size: .30rem;
        font-style: normal;
        font-weight: bold;
        line-height: 1;
    }

    .contact_right {
        margin-left: 60px;
        padding: 0;
        margin-top: 30px;
        font-size: .26rem;
    }

    .contact_right p {
        font-size: .30rem;
    }

    .brand {
        width: 414px;
    }

    .brand_item img {
        display: none;
    }

    .brand_left {
        border-right: none;
        text-align: left;
        margin-left: 60px;
        margin-top: 60px;
        padding-bottom: 10px;
        margin-bottom: 0;
    }

    .brand_left p {
        font-size: .30rem;
        font-style: normal;
        font-weight: bold;
        line-height: 1;
    }

    .brand_right {
        margin-left: 60px;
        padding: 0;
        margin-top: 30px;
        font-size: .26rem;
    }

    .brand_right p {
        font-size: .30rem;
    }

    .brand_item p {
        font-size: .3rem;
    }

    .footer {
        margin: 0;
    }
}

@media only screen and (max-width: 390px) {
    .header {
        width: 390px;
    }

    .logo {
        margin-left: 10px;
    }

    .header_right {
        margin-right: 10px;
        width: 260px;
    }

    .contact_us {
        width: 390px;
    }

    .brand {
        width: 390px;
    }

    .contact_right {
        width: 270px;
    }

    .brand_right {
        width: 275px;
    }
}

@media only screen and (max-width: 375px) {
    .header {
        width: 375px;
    }

    .header_right {
        line-height: 1;
    }

    .contact_us {
        width: 375px;
    }

    .brand {
        width: 375px;
    }

    .contact_right {
        width: 260px;
    }

    .brand_right {
        width: 260px;
    }
}


@media only screen and (max-width: 360px) {
    .header {
        width: 360px;
    }

    .header_right {
        line-height: 1;
    }

    .contact_us {
        width: 360px;
    }

    .brand {
        width: 360px;
    }

    .contact_right {
        width: 245px;
    }

    .brand_right {
        width: 245px;
    }
}

@media only screen and (max-width: 320px) {
    .header {
        width: 320px;
    }

    .header_homes {
        font-size: 12px;
    }

    .header_knowUs {
        font-size: 12px;
    }

    .header_joinUs {
        font-size: 12px;
    }

    .header_contactUs {
        font-size: 12px;
    }

    .header_right {
        line-height: 1;
        width: 220px;
    }

    .contact_left {
        margin-left: 40px;
    }

    .contact_right {
        margin-left: 40px
    }

    .brand_left {
        margin-left: 40px
    }

    .brand_right {
        margin-left: 40px
    }
    .contact_us {
        width: 320px;
    }
    .contact_left{
        width: 150px;
    }
    .brand{
        width: 320px;
    }
    .brand_left{
        width: 150px;
    }
}