#header {
    width: 100%;
    height: 80px;
    background: rgba(0, 0, 0, 0.1);
    position: fixed;
    z-index: 5;
    transition: all 0.8s;
}
#header .item_content {
    width: 1200px;
    margin: 0 auto;
    line-height: 80px;
}
#header .item_content .nav_item {
    font-size: 14px;
    line-height: 80px;
    color: #fff;
    margin-left: 36px;
    cursor: pointer;
}
#header .item_content img {
    display: inline-block;
    vertical-align: middle;
}
#header .item_content a {
    text-decoration: none;
}
#header .item_content .mobbile-show {
    display: none;
}
#header .item_content .head_button {
    background: url("../images/sign_button.png");
    width: 72px;
    height: 26px;
    line-height: 27px;
    margin-top: 27px;
    padding-left: 15px;
    box-sizing: border-box;
}
#header .item_content .nav_item a {
    color: #fff;
}
#header.changeColor {
    background: rgba(0, 0, 0, 0.5);
}
#content_wrap {
    width: 100%;
    overflow: hidden;
}
#content_wrap .content_item {
    position: relative;
}
#content_wrap .content_item .item_wrap {
    width: 1920px;
    min-width: 1140px;
    position: absolute;
    left: 50%;
    top: 0;
    margin-left: -960px;
    height: inherit;
}
#slogan {
    height: 900px;
}
#slogan .item_wrap {
    background: url('../images/slogan_background.png') no-repeat;
    background-color: #141822;
}
#slogan .item_wrap .item_content {
    width: 1200px;
    margin: 110px auto 0;
    text-align: center;
}
#slogan .item_wrap .item_content .slogan_desc {
    font-size: 26px;
    color: #fff;
    line-height: 32px;
    margin: 0 0 10px 0;
    animation-duration: 2s;
}
#slogan .item_wrap .item_content .slogan_word {
    font-size: 60px;
    color: #fff;
    line-height: 72px;
    margin: 0 0 10px 0;
    animation-duration: 2s;
}
#slogan .item_wrap .item_content .slogan_button {
    font-size: 20px;
    line-height: 72px;
    padding: 0 10px;
    display: inline-block;
    width: 300px;
    height: 72px;
    background: url("../images/slogan_button.png") no-repeat;
}
#slogan .item_wrap .item_content .slogan_button a {
    color: #fff;
}
#qdsantage {
    height: 720px;
    z-index: 3;
}
#qdsantage .item_wrap {
    position: relative;
    z-index: 3;
    background: url("../images/per_back.png") no-repeat;
}
#qdsantage .item_wrap .item_content {
    width: 1200px;
    height: 720px;
    margin: 0 auto;
    padding: 58px;
    /* background: url("../images/per_back.png") no-repeat; */
    position: relative;
}
#qdsantage .item_wrap .item_content .mobbile-show {
    display: none;
}
#qdsantage .item_wrap .item_content .pc-show {
    display: block;
}
#qdsantage .item_wrap .item_content .qds_title {
    font-size: 36px;
    color: #000;
    font-weight: bold;
    text-align: center;
    padding: 0;
}
#qdsantage .item_wrap .item_content .ads_desc {
    font-size: 14px;
    color: #49a7ff;
    text-align: center;
}
#qdsantage .item_wrap .item_content .qds_info {
    margin-top: 40px;
}
#qdsantage .item_wrap .item_content .qds_info .info_item {
    width: 381px;
    height: 58px;
    margin-bottom: 30px;
    background: url("../images/qds_backgroud.png") no-repeat;
    cursor: pointer;
    position: relative;
}
#qdsantage .item_wrap .item_content .qds_info .left_info .info_flag {
    position: absolute;
    left: 16px;
    top: 8px;
}
#qdsantage .item_wrap .item_content .qds_info .right_info .info_flag {
    position: absolute;
    right: 16px;
    top: 8px;
}
#qdsantage .item_wrap .item_content .qds_info .left_info .info_item {
    background: url("../images/qds_backgroudl.png") no-repeat;
}
#qdsantage .item_wrap .item_content .qds_info .right_info .info_item:last-child {
    background: url("../images/right_bottm_back.png") no-repeat;
}
#qdsantage .item_wrap .item_content .qds_info .right_info .info_item:last-child p {
    color: #fff;
}
#qdsantage .item_wrap .item_content .qds_info .info_item p {
    line-height: 58px;
    color: #333;
    text-align: center;
    font-size: 18px;
    margin-bottom: 0;
}
#qdsantage .item_wrap .item_content .qds_info .middle_info {
    display: block;
    margin: 0px 55px ;
}
#qdsantage .item_wrap .bottom_wave .bottom_item_wrap {
    width: 1200px;
    margin: 0 auto;
}
#qdsantage .item_wrap .bottom_wave .bottom_title {
    font-size: 36px;
    color: #fff;
    text-align: left;
    margin: 150px 0 40px 20px;
}
#qdsantage .item_wrap .bottom_wave .bottom_infos .bottom_info {
    width: 400px;
    height: 56px;
    line-height: 56px;
    text-align: center;
    color: #fff;
    font-size: 16px;
    float: left;
    position: relative;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
}
#qdsantage .item_wrap .bottom_wave .bottom_infos .bottom_info:nth-child(n+4) {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}
#qdsantage .item_wrap .bottom_wave .bottom_infos .bottom_info img {
    position: absolute;
    left: 20px;
    top: 15px;
}
#visualization {
    z-index: 2;
    height: 1400px;
    margin-top: -60px;
}
#visualization .item_wrap {
    background: url("../images/visual_back.png");
    background-size: 100% 100%;
    z-index: 2;
    margin-top: -20px;
}
#visualization .item_wrap .item_content {
    width: 1200px;
    height: 1445px;
    margin: 0 auto;
    position: relative;
}
#visualization .item_wrap .item_content .item_top {
    margin-top: 80px;
}
#visualization .item_wrap .item_content .vis_title {
    font-size: 40px;
    color: #fff;
    font-weight: bold;
    text-align: center;
    margin: 0 auto;
    padding: 0;
}
#visualization .item_wrap .item_content .vis_desc {
    font-size: 14px;
    color: #fff;
    text-align: center;
}
#visualization .item_wrap .item_content .visual_item {
    width: 300px;
    margin-right: 92px;
}
#visualization .item_wrap .item_content .visual_item_wrap {
    padding-left: 52px;
    height: 900px;
}
#visualization .item_wrap .item_content .visual_item:nth-child(3n) {
    margin-right: 40px;
}
#visualization .item_wrap .item_content .visual_item .visual_num {
    position: relative;
    color: #6effca;
    font-size: 60px;
    text-align: center;

}
#visualization .item_wrap .item_content .visual_item .pc-show{
    display: block;
}
#visualization .item_wrap .item_content .visual_item .mobbile-show{
    display: none;
}
#visualization .item_wrap .item_content .visual_item  svg{
    /* display: block; */
    width:120px;
    height:70px;
    margin:0 auto;
}
#visualization .item_wrap .item_content .visual_item.largeSvg  svg{

    width:153px;

}
#visualization .item_wrap .item_content .visual_item .visual_num:before {
    content: attr(text);
    position: absolute;
    z-index: 10;
    color: #59caff;
    -webkit-mask: linear-gradient(to left, #6effca, transparent);
}
#visualization .item_wrap .item_content .visual_item .visual_item_desc {
    font-size: 26px;
    line-height: 32px;
    color: #fff;
    text-align: center;
}
#visualization .item_wrap .item_content .visual_button {
    width: 300px;
    height: 72px;
    text-align: center;
    margin: 50px auto 0;
    background: url("../images/visual_button_back.png");
}
#visualization .item_wrap .item_content .visual_button a {
    color: #fff;
    text-align: center;
    font-size: 16px;
    line-height: 72px;
}
#footer {
    position: relative;
    height: 500px;
    z-index: 3;
    margin-top: -103px;
    padding-top: 1px;
    background: url("../images/footer_back.png");
}
#footer.nobackground {
    margin-top: 0px;
    background: #121924;
}
#footer .item_content {
    width: 1200px;
    margin: 100px auto 0;
    height: 350px;
}
.foot_li {
    width: 250px;
}
.foot {
    background: #2e3037;
}
.footIn {
    padding: 45px 40px;
}
.foot_li {
    font-size: 14px;
}
.foot_li p {
    font-size: 12px;
}
/* info */
.foot_info {
    padding-right: 50px;
}
.fr .foot_infoList {
    text-align: right;
}
.foot_infoList .foot_infoTit {
    margin-bottom: 15px;
}
.foot_infoTit_txt {
    display: block;
    font-size: 26px;
    color: #fff;
    text-align: right;
}
.foot_info_li {
    vertical-align: bottom;
    font-size: 14px;
}
.foot_info_link {
    font-family: 'Microsoft YaHei', Arial, Helvetica, sans-serif;
    line-height: 33px;
    font-size: 12px;
    color: #ffffff;
}
.foot_info_link:hover {
    color: #fff;
}
/* copyright */
.copyright {
    text-align: center;
    line-height: 16px;
    font-size: 12px;
    color: #fff;
}
.copyright_txt {
    padding: 30px 0;
    text-align: center;
    line-height: 24px;
    font-size: 12px;
    color: #9ca3b3;
}
.cpr_emb {
    display: inline-block;
    width: 18px;
    height: 18px;
    margin-right: 6px;
    vertical-align: 2px;
}
@font-face{font-family:element-icons;src:url(../../fonts/element-icons.woff) format("woff"),url(../../fonts/element-icons.ttf) format("truetype");font-weight:400;font-style:normal}