body {
    min-width: 100%;
    background-color: white;
    font-family: PingFangSC-Medium;
}

img,
table,
tbody,
tr,
td,
span,
div {
    margin: 0;
    padding: 0
}

.clean {
    clear: both
}

i {
    display: inline-block
}

.en {
    position: absolute;
    font-family:Montserrat-ExtraBoldItalic !important;
}

.flex {
    display: flex;
    align-items: center;
}
.d-flex {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.header {
    width: 100%;
    height: 48px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    transition: 0.3s;
}
.header .m-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}
.header .m-header .g-content {
    height: 48px;
    width: 1120px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}
.header .m-header .g-content .logo-box a img {
    display: block;
    width: 77px;
    height: 32px;
}
.header .u-nav {
    display: flex;
    height: 100%;
    line-height: 48px;
    /* width: 320px; */
}
.header .u-nav>li {
    color: #fff;
    position: relative;
    font-size: 12px;
    font-family: PingFangSC-Regular;
    margin-left: 44px;
}
.header .u-nav>li:first-child {
    margin-left: 0;
}
.header .u-nav>li a {
    transition: 0.3s;
    display: inline-block;
    color: #fff;
}
.header .u-nav>li.active {
    font-family: PingFangSC-Medium;
}
.header .u-nav>li.active a {
    color: #A4A7AE;
}
.header .u-nav>li:nth-child(2), .header .u-nav>li:nth-child(3) {
    position: relative;
    transform: all 0.6s;
}
.header .u-nav>li .second-nav {
    position: absolute;
    top: 48px;
    left: -30px;
    width: 100px;
    background: #fff;
    box-shadow: 0px 4px 32px 0px rgba(27, 35, 54, 0.08);
    border-radius: 6px;
    padding: 8px;
    font-size: 12px;
    text-align: center;
    display: none;
}
.header .u-nav>li .second-nav::before {
    content: '';
    display: block;
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid #fff;
}
.header .u-nav>li .second-nav li {
    width: 100px;
    height: 30px;
    line-height: 30px;
    text-align: center;
}
.header .u-nav>li .second-nav li:first-child {
    margin-top: 8px;
}
.header .u-nav>li .second-nav li a{
    color: #333333;
    font-family: PingFangSC-Medium;
}
.header .u-nav>li:not(.active):after{
    width: 0;
    height: 2px;
    background: #8C9099;
    position: absolute;
    bottom: 0%;
    left: 50%;
    transition: all .8s;
}
.header .u-nav>li:nth-child(2):after, .header .u-nav>li:nth-child(3):after {
    height: 0;
}
.header .u-nav>li:hover a{
    color: #A4A7AE;
}
.header .u-nav>li:hover:after{
    left: 0%;
    width: 100%;
}
.header .u-nav>li:nth-child(3):hover ul, .header .u-nav>li:nth-child(4):hover ul {
    display: block;
}
.header .u-nav>li .second-nav li:hover a {
    color: #1089FF;
}
.header .u-nav>li .second-nav li.active a {
    color: #1089FF;
}

.header.sticky {
    background: rgba(27, 35, 54, 1);
    transition: 0.3s;
}
.header.sticky .u-nav>li a {
    color: #fff;
    transition: 0.3s;
}
.header.sticky .u-nav>li .second-nav li a{
    color: #333333;
}
.header.sticky .u-nav>li.active a {
    color: #A4A7AE;
}
.header.sticky .u-nav>li:hover a{
    color: #A4A7AE;
}
.header.sticky .u-nav>li .second-nav li:hover a {
    color: #1089FF;
}
.header.sticky .u-nav>li .second-nav li.active a {
    color: #1089FF;
}
.header .btn_group {
    width: 106px;
    display: flex;
    position: absolute;
    right: -160px;
    top: 50%;
    transform: translateY(-50%);
}
.header .btn_group .btn {
    width: 48px;
    height: 20px;
    border: 0.5px solid #FFFFFF;
    border-radius: 2px;
    font-family: PingFangSC-Regular;
    font-size: 10px;
    color: #FFFFFF;
    text-align: center;
    line-height: 20px;
    cursor: pointer;
}
.header .btn_group .btn:last-child {
    margin-left: 8px;
    font-family: SFProDisplay-Regular;
}

/* --------------- en ---------------- */
.font-en{
    font-family: SFProDisplay-Regular !important;

}
.en-header .u-nav {
    display: flex;
    height: 100%;
    line-height: 48px;
    /* width: 430px; */
}
.en-header .u-nav>li {
    transform: scale(0.9);
    font-family: SFProDisplay-Medium;
    margin-left: 40px;
}
.en-header .u-nav>li .second-nav {
    left: -30px;
    width: 128px;
    padding: 4px;
}
.en-header .u-nav>li .second-nav li {
    width: 120px;
    height: 40px;
    line-height: 16px;
    font-family: SFProDisplay-Regular;
    letter-spacing: 0;
    transform: scale(0.9);
    border-bottom: 1px solid rgba(0,0,0,0.04);
    display: flex;
    align-items: center;
    justify-content: center;
}
.en-header .u-nav>li .second-nav li:last-child {
    border-bottom: none;
}
.header .u-nav>li .second-nav li a{
    font-family: SFProDisplay-Regular;
}

.en-header .u-nav>.solution .second-nav {
    border-bottom: none;
    left: 10px;
    width: 154px;
}
.en-header .u-nav>.solution .second-nav li {
    width: 154px;
}


/* ---------footer--------------*/
.footer {
    color: #FFF;
    background: #1B2336;
}
.footer .m-footer {
    height: 325px;
}
.footer .g-content {
    height: 100%;
    width: 956px;
    margin: 0 auto;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    overflow: hidden;
}
.footer .g-content .top-info {
    height: 236px;
    margin-top: 40px;
    display: flex;
}
.footer .g-content .top-info ul {
    width: 64px;
}
.footer .g-content .top-info ul li {
    text-align: left;
    width: 100%;
    margin-top: 18px;
}
.footer .g-content .top-info ul li:hover a{
    color: #fff;
}
.footer .g-content .top-info ul li:first-child {
    margin-top: 0;
}
.footer .g-content .top-info ul li:nth-child(2) {
    margin-top: 16px;
}
.footer .g-content .top-info ul li a,
.footer .g-content .top-info .contact li {
    width: 48px;
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.5);
}
.footer .g-content .top-info ul .title a,
.footer .g-content .top-info .contact .title {
    font-size: 16px;
    font-family: PingFangSC-Medium, PingFang SC;
    color: #FFFFFF;
}

.footer .g-content .top-info .contact {
    width: 190px;
    margin-left: 128px;
    margin-top: 0;
}
.footer .g-content .top-info .contact li {
    width: 190px;
}
.footer .g-content .top-info .contact li:hover a {
    color: #fff;
}
.footer .g-content .top-info .link {
    width: 192px;
    margin-left: 98px;
}
.footer .g-content .top-info hr {
    height: 197px;
    margin: 0px 96px;
    border: 0.5px solid rgba(255, 255, 255, 0.2);
    transform: scaleX(0.5);
}
.footer .g-content .top-info .other {
    font-size: 12px;
    align-items: flex-start;
    width: 86px;
}
.footer .g-content .top-info .other p:first-child {
    width: 84px;
    height: 32px;
    line-height: 32px;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    margin-bottom: 16px;
    font-family: PingFangSC-Regular, PingFang SC;
    color: #FFFFFF;
    justify-content: center;
}
.footer .g-content .top-info .other p:first-child i {
    display: inline-block;
    width: 16px;
    height: 16px;
    margin-right: 6px;
    background: url('../image/service.png') no-repeat center/cover;
}
.footer .g-content .top-info .other span {
    line-height: 20px;
    color: rgba(255, 255, 255, 0.5);
}

.footer .g-content .cr {
    font-size: 12px;
    font-family: PingFangSC-Regular;
    text-align: center;
    padding-top: 12px;
    transform: scale(0.8);
    display: flex;
    justify-content: space-around;
}
.footer .g-content .cr .link_wrap {
    display: flex;
    align-items: center;
    justify-content: space-around;
    width: 520px;
}
.footer .g-content .cr a {
    color: #f7f7f7;
}
.footer .g-content .cr a:hover {
    color: #9dc6f7
}
.footer .g-content .cr .divider {
    width: 1px;
    background-color: #FFF;
    height: 8px;
}

/* --------------- en ---------------- */
.en-footer .g-content {
    width: 1117px;
}
.en-footer .g-content .top-info ul {
    width: 192px;
}

.en-footer .g-content .top-info ul .title,
.en-footer .g-content .top-info ul .title a,
.en-footer .g-content .top-info .contact .title {
    font-family: SFProDisplay-Medium;
}
.footer .g-content .top-info .contact {
    width: 256px;
    margin-left: 125px;
}
.footer .g-content .top-info ul li a,
.footer .g-content .top-info .contact li {
    display: inline-block;
    font-family: SFProDisplay-Regular;
    text-align: left;
    font-size: 12px;
    width: 256px;
    line-height: 20px;
}
.en-footer .g-content .top-info .link {
    width: 256px;
    margin-left: 64px;
}
.en-footer .g-content .top-info hr {
    margin: 0 60px;
}
.en-footer .g-content .top-info .other {
    font-size: 12px;
    line-height: 20px;
    font-family: SFProDisplay-Medium;
    width: 157px;
}
.en-footer .g-content .top-info .other p:first-child {
    width: 157px;
    font-family: SFProDisplay-Regular;
}
.en-footer .g-content .cr {
     justify-content: flex-start;
    font-family: SFProDisplay-Regular;
}
.en-footer .g-content .cr .left {
    font-size: 12px;
    transform: scale(0.9);
    margin-left:  -28px;
    
}
.en-footer .g-content .cr .link_wrap {
    /* width: 720px; */
}
.en-footer .g-content .cr .link_wrap a {
    font-size: 12px;
    transform: scale(0.9);
    display: block;
}
.en-footer .g-content .cr .link_wrap a:nth-of-type(1) {
    margin: 0 -53px 0 6px;
}
.en-footer .g-content .cr .link_wrap a:nth-of-type(2) {
    margin: 0 -53px;
}
.en-footer .g-content .cr .link_wrap a:nth-of-type(3) {
    margin: 0 -64px;
}
.en-footer .g-content .cr .link_wrap a:nth-of-type(4) {
    margin: 0 -54px;
}

.g-content {
    width: 1080px;
    margin: 0 auto;
}

.u-section-title {
    display: inline-block;
    padding-bottom: 5px;
    font-size: 30px;
    font-weight: normal;
    color: #1c4174;
    border-bottom: 4px solid #319ded;
    text-align: center
}

.m-middle-title-box {
    position: relative;
    margin-bottom: 14px;
    text-align: center
}

.m-middle-title-box .title {
    font-size: 28px;
    color: #000;
    position: relative
}

.m-middle-title-box .title:after {
    content: '';
    display: block;
    width: 48px;
    border-bottom: 4px solid #9dc6f7;
    position: absolute;
    left: 0;
    bottom: -5px
}

.m-middle-title-box .en {
    font-size: 58px;
    color: #f7f7f7;
    font-family: PingFangSC-Semibold;
    position: absolute;
    z-index: -1;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
    width: 100%;
    bottom: -6px
}


/* banner_title */
.banner_title {
    width: 1120px;
    height: 48px;
    font-size: 40px;
    font-family: AlibabaPuHuiTiB;;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 48px;
    letter-spacing: 3px;
    margin: auto;
    padding-top: 184px;
    opacity: 0;
    animation: moveFromBottom 1s ease forwards;
}
/* banner_text */
.banner_text {
    width: 1120px;
    height: 36px;
    font-size: 20px;
    font-family: AlibabaPuHuiTiR;
    letter-spacing: 10px;
    margin: 38px auto;
    color: #FFFFFF;
    line-height: 36px;
    opacity: 0;
    animation: moveFromBottom 1s ease 0.5s forwards;
}

.en-banner_title {
    font-family: Montserrat-ExtraBold;
    letter-spacing: 0;
}

.en-banner_text p {
    width: 587px;
    height: 64px;
    font-family: Montserrat-Regular;
    font-size: 22px;
    letter-spacing: 0;
    line-height: 32px;
}

@media screen and (max-width: 1300px) {
    .header .btn_group {
        right: -100px;
    }
}