.brandIntroduction {
    display: flex;
    justify-content: space-between;
    margin-top: 31px;
    padding-bottom: 93px
}

.brandIntroduction .left-nav .title img {
    width: 140px;
    height: 48px
}

.brandIntroduction .left-nav .subnav {
    padding-left: 36px;
    margin-top: 46px
}

.brandIntroduction .left-nav .subnav ul li {
    margin-bottom: 20px;
    font-size: 14px;
    font-family: MicrosoftYaHei;
    color: #666666;
    text-decoration: none
}

.brandIntroduction .left-nav .subnav ul .active {
    font-weight: bold;
    color: #666666
}

.brandIntroduction .right-sidebar {
    width: 1000px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 92px;
    position: relative
}

.brandIntroduction .right-sidebar .left-img img {
    width: 394px;
    height: 394px
}

.brandIntroduction .right-sidebar .center-box {
    position: absolute;
    top: 46px;
    left: 193px;
    width: 623px;
    height: 310px;
    background-color: #fff;
    padding: 19px 29px
}

.brandIntroduction .right-sidebar .center-box .center-text {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #666666;
    margin-bottom: 13px
}

.brandIntroduction .right-sidebar .center-box .center-text p {
    line-height: 1.5;
    text-align: justify
}

.brandIntroduction .right-sidebar .right-img {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-direction: column;
    margin-left: 323px
}

.brandIntroduction .right-sidebar .right-img img:nth-child(1) {
    width: 39px;
    height: 113px
}

.brandIntroduction .right-sidebar .right-img img:nth-child(2) {
    width: 140px;
    height: 140px;
    margin-top: 95px
}

.brandIntroduction-item-box {
    width: 100%;
    min-width: 1200px;
    background: url("../images/brandIntroduction-item_bg.png")
}

.brandIntroduction-item {
    width: 1200px;
    display: flex;
    justify-content: space-between;
    margin: auto;
    padding: 30px
}

.brandIntroduction-item .left-nav .subnav {
    padding-left: 36px
}

.brandIntroduction-item .left-nav .subnav ul li {
    margin-bottom: 20px;
    font-size: 14px;
    font-family: MicrosoftYaHei;
    color: #666666;
    text-decoration: none
}

.brandIntroduction-item .left-nav .subnav ul .active {
    font-weight: bold;
    color: #fff
}

.brandIntroduction-item .right-sidebar {
    width: 1000px;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 48px
}

.brandIntroduction-item .right-sidebar .left-img {
    margin-left: 74px
}

.brandIntroduction-item .right-sidebar .left-img img {
    width: 394px;
    height: 287px
}

.brandIntroduction-item .right-sidebar .left-img img:nth-child(1) {
    width: 369px;
    height: 208px;
    position: relative;
    top: -120px
}

.brandIntroduction-item .right-sidebar .left-img img:nth-child(2) {
    width: 201px;
    height: 113px;
    position: relative;
    top: -100px
}

.brandIntroduction-item .right-sidebar .right-content {
    margin-left: 29px
}

.brandIntroduction-item .right-sidebar .right-content .right-content-title {
    text-align: right
}

.brandIntroduction-item .right-sidebar .right-content .right-content-title img {
    width: 375px;
    height: 39px
}

.brandIntroduction-item .right-sidebar .right-content .right-content-text {
    margin-top: 4px;
    margin-bottom: 10px;
    text-align: right
}

.brandIntroduction-item .right-sidebar .right-content .right-content-text img {
    width: 206px;
    height: 23px
}

.brandIntroduction-item .right-sidebar .right-content .right-content-word {
    width: 441px
}

.brandIntroduction-item .right-sidebar .right-content .right-content-word p {
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #fff;
    line-height: 1.5;
    margin-bottom: 10px
}

.brandIntroduction-chaun {
    width: 1200px;
    margin: 30px auto;
    margin-bottom: 180px
}

.brandIntroduction-chaun .brandIntroduction-chaun-title {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 44px;
    margin-bottom: 44px
}

.brandIntroduction-chaun .brandIntroduction-chaun-title img {
    width: 438px;
    height: 39px
}

.brandIntroduction-chaun .brandIntroduction-chaun-img {
    display: flex;
    align-items: center
}

.brandIntroduction-chaun .brandIntroduction-chaun-img img {
    width: 25%
}

.brandIntroduction-chaun .brandIntroduction-chaun-img img:nth-child(1) {
    position: relative;
    top: 100px
}

.brandIntroduction-chaun .brandIntroduction-chaun-img img:nth-child(3) {
    position: relative;
    top: 60px
}

.brandIntroduction-img {
    width: 1200px;
    margin: auto;
    margin-bottom: 60px
}

.brandIntroduction-img img {
    width: 100%;
    height: 507px
}