* {
    margin: 0;
    padding: 0;
    text-decoration: none;
    box-sizing: border-box;
}
#mainBox {
    width: 100%;
}
.common-header {
    width: 100%;
    height: 80px;
    /* visibility: hidden; */
}
.common-footer {
    width: 100%;
    height: 476px;
    /* visibility: hidden; */
}
.section {
    height: 100vh;
}
/* section0 */

.bannerTopBg {
    position: relative;
    height: calc(100vh - 80px);
}
.bannerTopBg-left {
    position: absolute;
    left: 0;
    top: 0;
    width: 60%;
    height: calc(100vh - 80px);
    float: left;
    background: url('../assets/clothing-cloud1.jpg') no-repeat;
    /*background-size: auto 100%;*/
    z-index: 3;
}
.bannerTopBg-right {
    position: absolute;
    right: 0;
    top: 0;
    width: 40%;
    height: calc(100vh - 80px);
    float: left;
    background: url('../assets/banner2.jpg') no-repeat;
}
.shade {
    width: 40%;
    height: calc(100vh - 80px);
    position: absolute;
    background: rgba(2, 1, 1, 0.5);
    right: 0;
    top: 80px;
    z-index: 2000;
}
.clothing-cloud {
    width: 33%;
    float: left;
    margin-left: calc(50vw - 600px);
}
.clothing-cloud img {
    height: 200px;
    margin-left: -40px;
}
.zhcloud {
    float: right;
    margin-right: calc(50vw - 600px);
}
.zhcloud img {
    height: 100px;
}
.clothing-knowMoreBtn, .zh-knowMoreBtn {
    display: inline-block;
    width: 155px;
    height: 45px;
    cursor: pointer;
}
.clothing-knowMoreBtn {
    background: url('../assets/iconBg.png') no-repeat;
    margin-top: 50px;
}
.zh-knowMoreBtn {
    background: url('../assets/know-more.png') no-repeat;
    margin-top: 50px;
}
.zh-knowMoreBtn1 {
    background: url('../assets/know-more1.png') no-repeat;
    display: inline-block;
    width: 200px;
    height: 51px;
}
.imgBox-right {
    margin-top: 300px;
}
.imgBox-left {
    margin-top: 260px;
    text-align: left;
}
.imgBox-right {
    text-align: right;
}
.text-r {
    text-align: right;
}
/* section1 */
#section1 {
    background: url('../assets/screen2-tab1.jpg') no-repeat;
}
.tab-business {
    width: 1200px;
    height: 590px;
    margin: calc(50vh - 295px) auto;
}
.nav-business {
    width: 100%;
    height: 78px;
    overflow: hidden;
    background: #3f1a59;
    display: block;
}
.nav-business div {
    width: 25%;
    height: 78px;
    float: left;
    line-height: 78px;
    text-align: center;
    float: left;
    color: #FFFFFF;
    font-size: 26px;
}
/*.nav-business div:nth-child(1) a {*/
/*    background: url('../assets/tab-1.svg') no-repeat;*/
/*}*/
/*.nav-business div:nth-child(2) a {*/
/*    background: url('../assets/tab-2.svg') no-repeat;*/
/*}*/
/*.nav-business div:nth-child(3) a {*/
/*    background: url('../assets/tab-3.svg') no-repeat;*/
/*}*/
/*.nav-business div:nth-child(4) a {*/
/*    background: url('../assets/tab-4.svg') no-repeat;*/
/*}*/
.contentBox-business {
    height: 512px;
    overflow: hidden;
}
.box {
    width: 25%;
    height: 512px;
    float: left;
    display: none;
    background: rgba(23, 23, 23, .5);
}
.box:nth-child(1) {
    margin-top: -512px;
}
.box .svg-img {
    margin-left: 25px;
}
.title {
    width: 273px;
    line-height: 30px;
    font-size: 26px;
    color: #fff;
    margin-top: 30px;
    margin-left: 20px;
}
.explain {
    width: 240px;
    height: 44px;
    font-size: 16px;
    color: #fff;
    margin-top: 25px;
    margin-left: 20px;
}
.discribe {
    padding-top: 50px;
}
/* .top-sign {
    height: 122px;
} */
.active {
    display: block;
}
/* section2 */
.cop-field-bg {
    height: 100vh;
    padding-top: calc(50vh - 250px);
    background: url('../assets/sectionBg4.png') repeat;
}
.tab-field {
    width: 1200px;
    height: 500px;
    overflow: hidden;
    background: rgba(255,255,255);
    margin: 0 auto;
}
.field-top {
    height: 122px;
    line-height: 122px;
    overflow: hidden;
}
.field-title {
    margin-left: 23px;
    font-size:40px;
    font-family:NotoSansCJKsc-Bold;
    font-weight:bold;
    color:rgba(63,26,89,1);
}
.nav-field {
    width: 100%;
    height: 105px;
    overflow: hidden;
}
.nav-field a {
    display: inline-block;
    width: 250px;
    margin: 15px 20px;
    height: 76px;
    float: left;
}
.nav-field div {
    width: 25%;
    height: 105px;
    float: left;
}
.nav-field div:nth-child(1) {
    background: url('../assets/tab-white-5.png') no-repeat;
}
.nav-field div:nth-child(2) {
    background: url('../assets/tab-white-6.png') no-repeat;
}
.nav-field div:nth-child(3) {
    background: url('../assets/tab-white-7.png') no-repeat;
}
.nav-field div:nth-child(4) {
    background: url('../assets/tab-white-8.png') no-repeat;
}
.contentBox-field {
    overflow: hidden;
    height: 272px;
    display: flex;
}
.contentBox-field .item {
    width: 25%;
    height: 272px;
    flex: 1;
    float: left;
    margin-top: -290px;
    font-size:16px;
    font-family:NotoSansCJKsc-Light;
    font-weight:300;
    color:rgba(63,26,89,1);
    line-height:22px;
    text-align: center;

}
.contentBox-field .item .item-imgBox {
    margin-top: 20px;
}
.contentBox-field .item .item-text {
    text-align: left;
    width: 270px;
    line-height: 20px;
    margin: 10px auto;
}