* {
    padding: 0;
    margin: 0;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    -webkit-tap-highlight-color: rgba(0,0,0,0);
}

ul,li {
    list-style: none;
}

h1,h2,h3,h4,h5,h6 {
    font-weight: normal;
}

a {
    text-decoration: none;
    color: #333333;
}

img {
    vertical-align: middle;
    width: 100%;
}

html {
    font-size: 100px;
}

body {
    max-width: 1920px;
    min-width: 750px;
    margin: 0 auto;
    background-color: #fff;
    font-size: 0.14rem;
    color: #23262B;
    font-family: "Microsoft Yahei",'MS Serif','New York',sans-serif,-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue",STHeiti,Tahoma,Simsun,sans-serif;
}

button {
    font-family: "Microsoft Yahei",'MS Serif','New York',sans-serif,-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue",STHeiti,Tahoma,Simsun,sans-serif;
}

strong {
    font-weight: normal;
}

i {
    font-style: normal;
}

.clear {
    clear: both;
    font-size: 0px;
    height: 0px;
    line-height: 0;
}

.clearfix:after {
    content: '\20';
    display: block;
    clear: both;
    visibility: hidden;
    line-height: 0;
    height: 0;
}

.clearfix {
    display: block;
    zoom:1;}

input,button {
    -webkit-appearance: none;
    border: 0 none;
}

input {
    border: 0 none;
    outline: 0 none;
}

.inputCom {
    width: 100%;
    height: 0.5rem;
    display: block;
    background: #F5F5F5;
    border: 1px solid #EEEEEE;
    border-radius: 3px;
    padding-left: 15px;
    font-size: 0.14rem;
    color: #333;
}

.inputCom-btn {
    width: 100%;
    height: 0.5rem;
    display: block;
    background: #5462EB;
    border-radius: 3px;
    font-size: 0.16rem;
    color: #fff;
    text-align: center;
}

.inputCom-btn:active {
    background: #2D3FF1;
}

.inputCom-act-btn {
    width: 100%;
    height: 0.5rem;
    display: block;
    background: -o-linear-gradient(30deg,#ffb016,#fd4d46);
    background: linear-gradient(60deg,#ffb016,#fd4d46);
    background: -o-linear-gradient(60deg,#ffb016,#fd4d46);
    border-radius: 3px;
    font-size: 0.16rem;
    color: #fff;
    text-align: center;
}

.inputCom-act-btn:active {
    background: #2D3FF1;
}

.w100 {
    width: 100%;
}

.w80 {
    width: 80%;
}

.autoMiddle {
    margin: 0 auto;
}

@font-face {
    font-family: 'iconfont';
    src: url('iconfont.eot');
    src: url('iconfont.eot?#iefix') format('embedded-opentype'),url('./iconfont.woff') format('woff'),url('./iconfont.ttf') format('truetype'),url('iconfont.svg#iconfont') format('svg');
}

.iconfont {
    font-family: "iconfont" !important;
    font-size: 16px;
    font-style: normal;
    -webkit-font-smoothing: antialiased;
    -webkit-text-stroke-width: 0.2px;
    -moz-osx-font-smoothing: grayscale;
}

.read-more {
    height: 64px;
    padding: 0 50px;
    background-color: #ccac5c;
    border: 2px solid #ccac5c;
    border-radius: 8px;
    margin: 80px 0 90px;
    font-size: 24px;
    font-weight: normal;
    line-height: 40px;
    letter-spacing: 1px;
    color: #ffffff;
    cursor: pointer;
}

.ydcf {
    width: 100%;
}

.introduce-banner {
    background-image: url('../img/introduce_bg.jpg');
    background-color: #6b6a6c;
    min-width: 1200px;
    min-height: 900px;
    border-bottom: 4px solid #ccac5c;
}

.w1200 {
    width: 1200px;
    height: 100%;
    margin: 0 auto;
    position: relative;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

.logo {
    font-family: 'Microsoft Yahei';
    font-size: 40px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #fffefe;
}

.tele {
    font-size: 18px;
    color: #fffefe;
    font-family: 'Microsoft Yahei';
}

.tele img {
    width: 43px;
}

.header {
    height: 80px;
    width: 100wh;
    line-height: 80px;
    border-bottom: 2px solid #c4a75d;
}

.header-content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
}

.introduce-content {
    text-align: center;
}

.youdao-logo {
    padding: 50px 0 60px;
    text-align: center;
}

.youdao-logo img {
    width: 740px;
}

.introduce-text {
    width: 100%;
    font-size: 16px;
    display: inline-block;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    padding: 30px 50px;
    background-color: #0d162c;
    border-radius: 4px;
    opacity: 0.7;
    color: #fffefe;
    font-weight: normal;
    text-align: left;
}

.introduce-text p {
    margin-bottom: 15px;
}

.introduce-text p:nth-child(2) {
    padding: 10px 0;
}

.feature {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: nowrap;
    flex-wrap: nowrap;
}

.feature-item {
    -webkit-box-flex: 1;
    -ms-flex: 1;
    flex: 1;
    text-align: center;
    padding: 70px 0 60px;
}

.feature.special .feature-item img {
    height: auto;
    width: auto;
}

.feature-item img {
    width: auto;
    height: 80px;
    margin-bottom: 20px;
}

.feature-item p {
    color: #9fa0a0;
    font-size: 16px;
    font-weight: normal;
}

.feature-item p:nth-child(2) {
    padding-top: 15px;
}

.feature-item .text:hover {
    -webkit-transform: scale(1.1);
    -ms-transform: scale(1.1);
    transform: scale(1.1);
}

.target {
    border-top: 4px solid #ccac5c;
    min-width: 1200px;
    min-height: 500px;
    padding: 80px 0 100px;
    position: relative;
}

.target-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.target-title {
    width: auto;
    display: block;
    margin: 0 auto
}

.target-content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    padding-top: 60px;
}

.target-item {
    text-align: center;
    width: 25%;
    border-right: 1px solid #fff;
    padding: 80px 0 20px;
}

.target-item:hover {
    background: rgba(204,172,92,0.8);
}

.target-item:nth-child(4n) {
    border-right: none;
}

.target-item:nth-child(-n + 4) {
    border-bottom: 1px solid #fff;
}

.target-item img {
    height: 60px;
    width: auto;
}

.target-item p {
    color: #ffffff;
    font-size: 16px;
    margin: 20px 0 20px;
}

.plateform {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: nowrap;
    flex-wrap: nowrap;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -ms-flex-direction: row;
    flex-direction: row;
    min-width: 1200px;
    border-top: 4px solid #ccac5c;
    min-height: 674px;
    background-color: #f4f4f4;
}

.plateform-tro {
    -webkit-box-flex: 1;
    -ms-flex: 1;
    flex: 1;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -ms-flex-direction: row;
    flex-direction: row;
    -webkit-box-pack: end;
    -ms-flex-pack: end;
    justify-content: flex-end;
}

.plateform-title {
    width: auto;
    margin-bottom: 30px;
}

.plateform-context {
    width: 600px;
    padding: 55px 0 48px;
    text-align: left;
    font-size: 16px;
    font-stretch: normal;
    line-height: 60px;
    letter-spacing: 0px;
    color: #9fa0a0;
}

.plateform-bg {
    -webkit-box-flex: 1;
    -ms-flex: 1;
    flex: 1;
    overflow: hidden;
}

.plateform-bg img {
    height: 100%;
    width: auto;
}

.tech {
    background: #000000;
    min-width: 1200px;
    min-height: 1060px;
    border-top: 4px solid #ccac5c;
    position: relative;
}

.tech-bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
}

.tech .w1200 {
    text-align: center;
}

.tech-title {
    width: auto;
    margin: 100px auto 80px;
}

.tech-content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    margin-bottom: -80px;
}

.tech-item {
    width: 50%;
    padding: 30px;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

.tech-desc {
    width: 540px;
    height: 357px;
    padding-top: 160px;
    padding-left: 38px;
    padding-right: 16px;
    text-align: left;
    -webkit-transition: .2s ease;
    -o-transition: .2s ease;
    transition: .2s ease;
    position: relative;
    border-radius: 26px;
}

.tech-desc > div {
    position: relative;
    z-index: 10;
}

.tech-desc h2 {
    font-size: 36px;
    color: #ffffff;
}

.tech-desc p {
    margin-top: 25px;
    color: #f2f2f3;
    line-height: 24px;
}

.tech-item:hover .tech-desc {
    -webkit-transform: scale(1.1);
    -ms-transform: scale(1.1);
    transform: scale(1.1);
    -webkit-box-shadow: 0 0 10px rgba(255,255,255,0.2);
    box-shadow: 0 0 10px rgba(255,255,255,0.2);
}

.tech-desc-bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    border-radius: 26px;
}

.production {
    background: #000000;
    min-width: 1200px;
    min-height: 1060px;
    padding-bottom: 30px;
}

.production .w1200 {
    text-align: center;
}

.production-title {
    width: auto;
    margin: 180px auto 80px;
}

.production-content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
}

.production-item {
    border-radius: 30px;
    width: 50%;
    padding: 30px;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

.production-desc {
    width: 540px;
    height: 350px;
    border-radius: 26px;
    padding: 60px;
    padding-right: 16px;
    text-align: left;
    -webkit-transition: .2s ease;
    -o-transition: .2s ease;
    transition: .2s ease;
    position: relative;
}

.production-desc > div {
    position: relative;
    z-index: 10;
}

.production-desc h2 {
    font-size: 36px;
    color: #fffefe;
    margin-bottom: 40px;
}

.production-desc p {
    color: #ffffff;
    line-height: 40px;
    font-size: 24px;
}

.production-item:hover .production-desc {
    -webkit-transform: scale(1.1);
    -ms-transform: scale(1.1);
    transform: scale(1.1);
    -webkit-box-shadow: 0 0 10px rgba(255,255,255,0.5);
    box-shadow: 0 0 10px rgba(255,255,255,0.5);
}

.production-desc-bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    border-radius: 26px;
}

.service {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    border-top: 4px solid #ccac5c;
    height: 859px;
    min-width: 1200px;
    padding-top: 110px;
    text-align: center;
    position: relative;
}

.service-bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.service-title {
    width: auto;
    max-width: 1200px;
    display: block;
    margin: 0 auto;
}

.service .read-more {
    background-color: transparent;
}

.coop-partner {
    background-color: #000;
}

.coop-partner img {
    width: 100%;
    min-width: 1200px;
    min-height: 915px;
}

.ydcf-footer {
    min-width: 1200px;
    padding: 90px 0 70px;
    text-align: center;
    background-color: #3b3b3b;
    border-top: 4px solid #59421e;
    color: #777269;
    font-size: 16px;
}

.ydcf-footer .line {
    border-top: 2px solid #777269;
    margin: 20px 0 10px;
}

.bounce-cover {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    overflow: hidden;
    background: rgba( 0,0,0,0.5);
    z-index: 1000;
}

.bounce-box {
    z-index: 1000;
    display: none;
    position: fixed;
    left: 50%;
    top: 50%;
    -webkit-transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
    transform: translate(-50%,-50%);
    width: 635px;
    height: 342px;
    border-radius: 10px;
    background: url('../img/bounce.jpg');
}

.bounce-box span {
    position: absolute;
    right: 20px;
    top: 15px;
    width: 32px;
    height: 33px;
    background: url('data:image/png;base64,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');
}