@charset "utf-8";
body {
  width: 100%;
  /*height: 100%;*/
  margin: auto;
  
  background-color: #fff;
  /*overflow: hidden;*/
  font-family: 'niufont',sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -moz-font-feature-settings: 'liga','kern';
}
html{
  overflow:auto;
}
.m-two-header{
  display: none;
}
/*@font-face{
  font-family: 'PingFang SC';
  src: url('../font/PingFang.ttf');
}*/
@font-face {
  font-family: 'niufont';
  src: url('../font/DINOffcPro.ttf');
}
@font-face {
  font-family: 'niufontbold';
  src: url('../font/DINOffcPro-Bold.ttf');
  font-weight: 600;
}
/* @font-face {
  font-family: 'niufontmedium';
  src: url('../font/DINOffcPro-Medium.ttf');
} */
/*@font-face {
  font-family: 'pingfang';
  src: url('../font/PingFang.ttf');
}*/
/*@font-face {
  font-family: 'pingfangbold';
  src: url('../font/PingFang Bold.ttf');
  font-weight: 600;
}*/
/* @font-face {
  font-family: 'pingfangmedium';
  src: url('../font/PingFang Medium.ttf');
} */
/*@font-face {
  font-family: 'pingfangregular';
  src: url('../font/PingFang Regular.ttf');
}*/
/*********************************************************/
@media  screen and (max-width:767px){
}
@media  screen and (max-width:1199px) and (min-width:768px){ 
}
@media  screen and (min-width:1200px){
}

body,.page_wrap {
  width: 100%;
  height: auto;
  position: relative;
  /*overflow: hidden;*/
}
.niu-header {
  z-index: 1000!important;
} 
section.con{
  position: relative;
  width: 100%;
  overflow: hidden;
}
#content-wrapper, #example-wrapper {
  height: 100%;
}
.scrollContainer {
  overflow-y: scroll;
  overflow-x: hidden;
  position: relative;
  -webkit-overflow-scrolling:touch;
  width: 100%;
}
.scrollContainer {
  height: 100%;
  max-width: 1920px;
  margin: auto;
}
.commonCenter{
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);;
}
.commonTitle{
  width: 960px;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}
.jumpBtn{
  cursor: pointer;
  transition: opacity 0.3s;
}
.jumpBtn:hover{
  opacity: 0.5;
}
.jumpBtn img{
  position: relative;
  left: 0;
  transition: left 0.3s;
}
.jumpBtn:hover img{
  left: 3px;
}
.otherBtn{
  cursor: pointer;
  transition: opacity 0.3s;
  color: #DF001F;
}
.otherBtn a:hover{
  color: #DF001F;
}
.otherBtn:hover{
  opacity: 0.5;
}
.otherBtn img{
  position: relative;
  left: 0;
  transition: left 0.3s;
}
.otherBtn:hover img{
  left: 3px;
}
/*********************************************************************/
/*section1*/
.con1-head {
  height: 840px;
  width: 1920px;
  left: 50%!important;
  -webkit-transform: translateX(-50%)!important;
  transform: translateX(-50%)!important;
  background:url(../img/con1-bg.jpg) no-repeat center center;
  background-position: auto 100%;
  position: relative;
  overflow: hidden;
  opacity:0;
  -webkit-animation:fadeIn ease-in-out 1;
  -moz-animation:fadeIn ease-in-out 1;
  animation:fadeIn ease-in-out 1;
  -webkit-animation-fill-mode:forwards;
  -moz-animation-fill-mode:forwards;
  animation-fill-mode:forwards;
  -webkit-animation-duration:1s;
  -moz-animation-duration:1s;
  animation-duration:1s;
}
.con1-head-bg {
  height: 100%;
  background:url(../img/con1-bg.jpg) no-repeat center center;
  background-size: auto 100%;
  position: relative;
}
.con1-head-layer {
  height: 100%;
}
.con1-head-layer1 {
  height: 100%;
  width: 100%;
}
.con1-head-layer2 {
  height: 100%;
  width: 100%; 
}
.con1-head-layer3 {
  height: 100%;
  width: 100%;
}
.con1-head-pic{
  height: 900px;
  width: auto;
  display: block;
  position: absolute;
  top: -30px!important;
  left: 50%!important;
  -webkit-transform: translateX(-50%)!important;
          transform: translateX(-50%)!important;
}
.con1-head-pic-logo {
  height: 72px;
  width: auto;
  left: 39%!important;
  top: 47%!important;
  opacity: 0;
  -webkit-animation:fadeIn ease-in-out 1;
  -moz-animation:fadeIn ease-in-out 1;
  animation:fadeIn ease-in-out 1;
  -webkit-animation-fill-mode:forwards;
  -moz-animation-fill-mode:forwards;
  animation-fill-mode:forwards;
  -webkit-animation-duration:1s;
  -moz-animation-duration:1s;
  animation-duration:1s;
  -webkit-animation-delay: 1s;
  -moz-animation-delay: 1s;
  animation-delay: 1s;
}
/*********************************************************************/
/*section2*/
.con2-title {
  width: 960px;
  font-family:'niufontbold', 'PingFang SC', sans-serif;
  font-weight: 600;
  font-size: 40px;
  line-height: 56px;
  color: #333;
  text-align: center;
  position: relative;
  left: 50%;
  padding: 70px 0 50px 0;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}
.con2-desc {
  width: 600px;
  font-size: 16px;
  color: #333;
  text-align: center;
  line-height: 28px;
  padding-bottom: 70px;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}
.con2-video-box {
  width: 1000px;
  padding-bottom: 70px;
  overflow: hidden;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}
.con2-video-pic {
  width: 490px;
  height: 490px;
  float: left;
  position: relative;
  transition: .3s all ease-out;
  -webkit-transition: .3s all ease-out;
  cursor: pointer;
}
.con2-video-pic:hover {
  opacity: 0.6;
}
.con2-pic2 {
  padding-left: 20px;
}
.con2-img {
  display: block;
  width: 100%;
  height: 100%;
}
.con3-video-box{

}
.con3-video-box {
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%,-50%);
  transform: translate(-50%,-50%);
}
.con2-player-btn {
  width: 48px;
  height: 48px;
  display: block; 
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%); 
}
.con3-video-title {
  font-family:'niufontbold', 'PingFang SC', sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: #fff;
  text-align: center;
  line-height: 28px;
  padding-top: 11px;
}

/*********************************************************************/
/*section3*/
section.section3{
  background-color: #f0f2f7;
}
.con3-logo {
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 60px;
  color: #DF001F;
  text-align: center;
  padding-top: 70px;
}
.con3-title-two {
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 24px;
  color: #DF001F;
  text-align: center;
  padding-left: 10px;
}
.con3-title{
  padding-top: 70px;
  width: 960px;
  font-family:'niufontbold', 'PingFang SC', sans-serif;
  font-weight: 600;
  font-size: 40px;
  line-height: 56px;
  color: #333;
  text-align: center;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  z-index: 9;
}
.con3-desc {
  padding-top: 50px;
  width: 600px;
  font-size: 16px;
  line-height: 28px;
  color: #333;
  text-align: center;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}

/*文字的demo*/
.con3-content {
    position: relative;
    z-index: 1;
    height: 300px;
    overflow: hidden; 
    margin-top: 46px;
    padding-bottom: 126px;
}
.con3-video-container {
    visibility: visible;
    opacity: 0;
    z-index: 1;
    background-image: url("../img/mobile-svg-bg.jpg");
    background-size: cover;
    background-position: center top;
    transition: opacity 0.5s ease-in-out;
    height: 300px;
    width: 1080px;
    position: relative;
    left: 50%;
    -webkit-transform: translateX(-50%);
            transform: translateX(-50%);
}
.con3-video-container::before {
    content: '';
    display: block;
    position: absolute;
    z-index: 2;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: rgba(0,0,0,0);
}
.con3-video-svg {
    background-size: cover;
    background-position: center top;
    display: block;
    position: absolute;
    z-index: 1;
    top: 0;
    left: 50%;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    opacity: 0;
}
.con3-headline-wrapper {
    position: absolute;
    z-index: 4;
    width: 100%;
    top: 0%;
    text-align: center;
}
.con3-headline {
  font-size: 288px;
  line-height: 300px;
  margin-left: auto;
  margin-right: auto;
}
.con3-text-mask {
  -webkit-text-fill-color: transparent;
  -webkit-background-clip: text;
  position: relative;
  z-index: 1;
  overflow: hidden;
  -webkit-clip-path: url(#text-mask-svg-path);
  clip-path: url(#text-mask-svg-path);
  width: 1080px;
  height: 300px;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}
.con3-text-mask .text-mask-canvas-background {
    display: block;
    position: absolute;
    height: auto;
    z-index: 2;
    top: 0;
    left: 0;
    opacity: 1;
}
.text-mask-svg {
    position: relative;
    z-index: 10;
    width: 100%;
}
.text-mask-svg {
  height: 300px;
}
.text-mask-svg .text-mask-svg-content {
    position: absolute;
    top: 0;
    font-size: 288px;
    font-weight: 600;
    line-height: 300px;
    text-anchor: middle;
    font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
}
/*********************************************************************/
/*section4*/
.con4-box {
  height: 1187px;
  width: 100%;
}
.con4-bg {
  height: 100%;
  display: block;
  position: absolute;
  left: 50%;
  top: 0;
  z-index: -1;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}
.con4-title {
  width: 960px;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  line-height: 56px;
  color: #eee;
  text-align: center;
  position: relative;
  left: 50%;
  padding-top: 120px;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}
.con4-desc {
  width: 600px;
  font-size: 16px;
  color: #D1D3D3;
  text-align: center;
  line-height: 28px;
  padding-top: 50px;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}
/*********************************************************************/
/*section5*/
section.section5 {
  background-color: #000;
}
.con5-top {
  position: relative;
  height: 990px;
}
.con5-top-pic {
  height: 100%;
  position: absolute;
  left: 50%;
  top: 0;
  -webkit-transform: translateX(-959px);
  transform: translateX(-959px);
  display: block;
}
.con5-param{
  width: 100%;
  padding-top: 41px;
  padding-bottom: 193px;
  min-height: 110px;
}
.con5-param-item {
  display: block;
  position: absolute;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}
.con5-param1 {
  width: 70px;
  margin-left: -223px;
}
.con5-param2 {
  width: 157px;
  margin-left: 0;
}
.con5-param3 {
  width: 70px;
  margin-left: 223px;
}
.con5-param-title{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 64px;
  line-height: 82px;
  color: #eee;
}
.con5-param-Symbol {
  position: absolute;
  bottom: 17px;
  right: -26px;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 20px;
  color: #eee;
}
.con5-param-desc {
  position: absolute;
  text-align: center;
  top: 82px;
  font-size: 16px;
  color: #D1D3D3;
  text-align: center;
  line-height: 22px;
  width: 100%;
}
.con5-bottom {
  height: 265px;
  padding-bottom: 179px;
  width: 100%;
  overflow: hidden;
  position: relative;
}
.con5-bottom-bg {
  display: block;
  position: absolute;
  top: 0;
  height: 100%;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}
.con5-bottom-title {
  padding-top: 102px;
  width: 960px;
  font-family:'niufontbold', 'PingFang SC', sans-serif;
  font-weight: 600;
  font-size: 40px;
  line-height: 56px;
  color: #eee;
  text-align: center;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}
.con5-bottom-desc {
  padding-top: 50px;
  width: 600px;
  font-size: 16px;
  line-height: 28px;
  color: #d1d3d3;
  text-align: center;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}

/*********************************************************************/
/*section6*/
.con6-bg {
  height: 800px;
  display: block;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}
/*********************************************************************/
/*section7*/
.con7-top {
  display: table;
  margin-top: 120px;
  background-color: #f0f2f7;
  width: 1000px;
  overflow: hidden;
  font-size: 0;
  position: relative;  
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
}
.con7-top-left {
  height: 100%;
  display: table-cell;
  vertical-align: middle;
  font-size: 0;
}
.con7-top-right {
  display: table-cell;
  height: 100%;
  vertical-align: middle;
  font-size: 0;
  text-align: right;
  padding: 36px 60px 15px 0;
}
.con7-top-left-img {
  width: 88px;
  display: inline-block;
  padding-left: 80px;
  vertical-align: middle;
}
.con7-top-left-title {
  display: inline-block;
  padding-left: 32px;
  width: 240px;
  font-family:'niufontbold', 'PingFang SC', sans-serif;
  font-weight: 600;
  font-size: 16px;
  vertical-align: middle;
  color: #333;
}
.con7-top-right-item {
  padding-bottom: 21px;
}
.con7-top-right-title {
  font-family:'niufontbold', 'PingFang SC', sans-serif;
  font-weight: 600;
  font-size: 16px;
  line-height: 28px;
  color: #333;
  text-align: right;
  display: inline-block;
  padding-right: 32px;
  vertical-align: top;
}
.con7-top-right-desc {
  font-size: 16px;
  color: #333;
  line-height: 28px;
  display: inline-block;
  width: 250px;
  text-align: left;
}
.con7-bottom {
  margin-top: 20px;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  width: 1000px;
  overflow: hidden;
}
.con7-bottom-left {
  background-color: #F0F2F7;
  width: 490px;
  height: 180px;
  line-height: 180px;
  float: left;
  font-size: 0;
  overflow: hidden;
  vertical-align: middle;
}
.con7-bottom-right {
  background-color: #F0F2F7;
  width: 490px;
  height: 180px;
  line-height: 180px;
  float: right;
  font-size: 0;
  overflow: hidden;
}
.con7-bottom-img {
  width: 88px;
  height: 88px;
  display: inline-block;
  vertical-align: middle;
}
.con7-bottom-left-img {
  padding-left: 80px;
}
.con7-bottom-right-img {
  padding-left: 80px;
}
.con7-content {
  display: inline-block;
  padding-left: 32px;
  width: 240px;
  font-size: 0;
  line-height: 0;
  vertical-align: middle;
}
.con7-bottom-title {
  font-family:'niufontbold', 'PingFang SC', sans-serif;
  font-weight: 600;
  font-size: 16px;
  line-height: 22px;
  display: block;
  color: #333;
}
.con7-bottom-desc {
  display: block;
  font-size: 16px;
  color: #333;
  line-height: 28px;
  padding-top: 15px;
}
.con7-btn {
  height: 120px;
}
.con7-btn .rightArrow {
    margin-left: 15px;
}
/*********************************************************************/
/*section8*/
section.section8 {
  background-color: #f0f2f7;
}
.con8-box1, .con8-box2{
  display: inline-block;
  position: relative;
}
.con8-box1 {
  float: right;
  z-index: 1;
  top: -40px;
  height: 860px;
  display: block;
}
.con8-desc {
  z-index: 2;
}
#con8-top {
  position: absolute;
  top: 500px;
  display: block;
}
#con8-top2 {
  position: absolute;
  top: 1100px;
  display: block;
}
.con8-pic-box {
  position: relative;
  height: 860px;
  width: 100%;
  padding-bottom: 800px;
}
.con8-bike2{
  position: absolute;
  top: -117px;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  height: 1069px;
  display: block;
  right: 0;
  z-index: 1;
}
.con8-bike1{
  position: absolute;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  margin-left: 48px;
}
.con8-inner {
  height: 202px;
  width: 342px;
  top: 293px;
  display: block;
  position: absolute;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  margin-left: -176px;
  z-index: 1;
}
.con8-inner-three {
  z-index: 3;
  width: 1183px;
  display: block;
  position: absolute;
  top: 912px;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  margin-left: -334.5px;
  overflow: hidden;
}
.con8-inner-three-pc {
  width: 100%;
  display: block;
  position: relative;
}
.con8-inner-gray {
  top: 75%;
  left: 80%;
  position: absolute;
  width: 12%;
  height: 10%;
  background-color: #666;
}
.con8-inner-white {
  position: absolute;
  width: 0%;
  height: 10%;
  top: 75%;
  left: 80.4%;
  overflow: hidden;
  font-size: 0;
  background-color: #fff;
}
.con8-inner-white li{
  display: none;
  height: 100%;
  width: 17%;
  margin-right: 3%;
  background-color: #fff;
}
.con8-inner-white li:last-of-type{
  margin-right: 0%;
}
/*********************************************************************/
/*section9*/
section.section9 {
  background-color: #f0f2f7;
}
.con9-list {
  width: 610px;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  padding-bottom: 140px;
  z-index: 2;
}
.con9-list-item {
  font-family:'niufontbold', 'PingFang SC', sans-serif;
  font-weight: 600;
  font-size: 40px;
  line-height: 56px;
  color: #333;
  text-align: center;
  padding-bottom: 10px;
}
.con9-pic-item {
  position: absolute;
  top: 40px;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  margin-left: 550px;
  width: 420px;
  height: 500px;
}
.con9-battery {
  width: 100%;
  height: 100%;
  display: block;
}
.con9-choose {
  width: 100%;
  position: relative;
  height: 1370px;
  z-index: 1;
}
.con9-choose-bg {
  display: block;
  position: absolute;
  height: 100%;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}
.con9-choose-title {
  font-family:'niufontbold', 'PingFang SC', sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #333;
  text-align: center;
  width: 960px;
  line-height: 56px;
  padding-top: 86px;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}
.con9-choose-num {
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 288px;
  color: #DF001F;
  line-height: 312px;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}
.con9-choose-shownum {
  width: 470px;
  margin-left: -235px;
  display: inline-block;
  text-align: right;
}
.con9-choose-unit {
  width: 414px;
  margin-left: -35px;
  display: inline-block;
}
.con9-choose-box {
  z-index: 2;
  padding-top: 19px;
  position: relative;
  height: 52px;
  width: 1000px;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}
.con9-choose-item {
  position: relative;
  width: 249px;
  border: 1px solid #2B2E38;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  text-align: center;
  height: 100%;
  line-height: 52px;
  font-size: 20px;
  color: #333;
  cursor: pointer;
}
.con9-point-event {
  pointer-events: none;
}
.con9-choose-desc {
  width: 100px;
  text-align: center;
  float: left;
  box-sizing: border-box;
  border-right: 1px solid #2B2E38;
}
.con9-choose-show {
  text-align: center;
  float: right;
  width: 149px;
  height: 100%;
  height: 100%;
  line-height: 52px;
  font-size: 20px;
  color: #333;
  text-align-last: center;
  margin: 0 auto;
  position: relative;
}
.con9-choose-show i {
  background: url(../img/icon-arrow.svg) no-repeat center center;
  background-size: 100% auto;
  width: 8px;
  height: 5px;
  display: block;
  position: absolute;
  right: 14px;
  top: 50%;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
}
.con9-choose-select {
  display: none;
  position: absolute;
  top: 52px;
  right: -1px;
  text-align: center;
  width: 149px;
  text-align: center;
  font-size: 20px;
  color: #333;
  text-align-last: center;
  margin: 0 auto;
  background-color: #fff;
  border: 1px solid #2B2E38;
}
.con9-choose-select li {
  text-align: center;
  width: 100%;
  line-height: 52px;
  font-size: 20px;
  color: #333;
  background-color: #fff;
  border-bottom: 1px solid #2B2E38;
}
.con9-choose-select li:last-of-type {
  border-bottom: none;
}
.con9-choose-speed {
  float: left;
}
.con9-choose-weight {
  float: left;
  margin-left: 127px;
}
.con9-choose-temp {
  float: right;
}
.con9-choose-showdesc {
  padding-top: 69px;
  width: 600px;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  font-size: 16px;
  color: #333333;
  text-align: center;
  line-height: 28px;
}
.con9-branch {
  background-color: #F0F2F7;
  padding-bottom: 90px;
}
.con9-branch-bottom {
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  width: 1000px;
  overflow: hidden;
}
.con9-branch-bottom-left {
  background-color: rgba(255,255,255,0.50);
  width: 490px;
  height: 180px;
  line-height: 180px;
  float: left;
  font-size: 0;
  overflow: hidden;
  vertical-align: middle;
}
.con9-branch-bottom-right {
  background-color: rgba(255,255,255,0.50);
  width: 490px;
  height: 180px;
  line-height: 180px;
  float: right;
  font-size: 0;
  overflow: hidden;
}
.con9-branch-bottom-img {
  width: 88px;
  height: 88px;
  display: inline-block;
  vertical-align: middle;
}
.con9-branch-bottom-left-img {
  padding-left: 135px;
}
.con9-branch-bottom-right-img {
  padding-left: 90px;
}
.con9-branch-content {
  display: inline-block;
  padding-left: 32px;
  width: 456px;
  font-size: 0;
  line-height: 0;
  vertical-align: middle;
}
.con9-branch-short-content {
  width: 208px!important;
}
.con9-branch-bottom-title {
  font-family:'niufontbold', 'PingFang SC', sans-serif;
  font-weight: 600;
  font-size: 16px;
  line-height: 22px;
  display: block;
  color: #333;
}
.con9-branch-bottom-desc {
  display: inline-block;
  font-size: 16px;
  color: #333;
  line-height: 28px;
  padding-top: 15px;
}
.con9-branch-top {
  background-color: rgba(255,255,255,0.50);
  margin-top: 20px;
  height: 180px;
  line-height: 180px;
  font-size: 0;
  overflow: hidden;
  position: relative;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  width: 1000px;
}
.con9-branch-top-icon {
  width: 88px;
  height: 88px;
  display: inline-block;
  vertical-align: middle;
}
.con9-branch-center {
  overflow: hidden; 
  height: 100%;
  display: inline-block;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}
.con9-branch-content {
  padding-left: 32px;
}
.con9-branch-top-title {
  font-family:'niufontbold', 'PingFang SC', sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: #333333;
  line-height: 26px;
}
.con9-branch-top-desc {
  padding-top: 14px;
  font-size: 16px;
  color: #333333;
  line-height: 28px;
}

/*********************************************************************/
/*section10*/
.section10{
  text-align: center;
  padding-bottom: 100px; 
}
.c10-bg-1{
  background: url(../img/c10bg.svg) center no-repeat;
  display: block;
  position: absolute;
  top: 0;
  height: 100%;
  left: 50%;
  -webkit-transform: translateX(-100%);
  transform: translateX(-100%);
  width: 960px;
  margin: 0;
}
.c10-bg-2{
  background: url(../img/c10bg.svg) center no-repeat;
  display: block;
  position: absolute;
  top: 0;
  height: 100%;
  left: 50%;
  -webkit-transform: translateX(0%);
  transform: translateX(0%);
  width: 960px;
  margin: 0;
}
.c10_title{
  font-size: 40px;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  color: #333333;
  margin: 120px 0 70px;
}
.c10_battery{
  width: 600px;
  font-size: 0;
}
.c10_battery li{
  width: 70px;
  height: 102px;
  margin-right: 18px; 
  display: inline-block;
  font-size: 0;
  vertical-align: bottom;
}
.c10_battery li:nth-child(7),.c10_battery li:nth-child(14){
  margin-right: 0; 
}
.c10_batIntro{
  font-size: 10px;
  color: #333;
  line-height: 12px;
  display: inline-block;
  -webkit-hyphens: auto;
  -ms-hyphens: auto;
  hyphens: auto;
}
.c10_finBatIntro{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  width: 188px;
  height: 40px;
  line-height: 40px;
  border: 1px solid #DF001F;
  font-size: 14px;
  color: #DF001F;
  margin: 100px 0 120px;
}
.c10arrow{
  margin-left: 15px;
  width: 12px;
  height: 11px; 
}
/*********************************************************************/
/*section11*/
.section11{
  background: #F0F2F7;
  text-align: center;
}
.c11_paramstitle{
  font-size: 40px;
  color: #333333;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  margin-bottom: 63px; 
}
.c11_contentScene{
  width: 1400px;
  height: 884px;
  left: 50%!important;
  transform: translateX(-50%)!important;
  -webkit-transform: translateX(-50%)!important;
}
.c11_contentScene img{
  position: absolute;
}
.c11_contentScene img:nth-child(n+2){
  box-shadow: 0 10px 80px 0 rgba(0,0,0,0.10);
}
.c11_pic1{
  width: 895px;
  left: 50%!important;
  transform: translateX(-50%)!important;
  -webkit-transform: translateX(-50%)!important;
  z-index: 1;
}
.c11_pic2{
  width: 340px;
  left: 113px!important;
  top: 304px!important;
}
.c11_pic3{
  width: 340px;
  left: 900px!important;
  top: 385px!important;
}
.c11_pic4{
  width: 340px;
  left: 80px!important;
  top: 662px!important;
  z-index: 3;
}
.c11_pic5{
  width: 340px;
  left: 980px!important;
  top: 620px!important;
  z-index: 3;
}
.c11_pic6{
  width: 340px;
  left: 418px!important;
  top: 473px!important;
  z-index: 3;
}
/*********************************************************************/
/*section12*/
.section12{
  background: #0D0D0D;
  text-align: center;
}
.c12_title{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #EEEEEE;
  margin: 120px 0 49px;
}
.c12_detail{
  width: 600px;
  font-size: 16px;
  color: #D1D3D3;
  line-height: 28px;
  color: #D1D3D3;
  margin-bottom: 99px;
}
.c12_motoVideo{
  position: relative;
}
.Dashboard{
  height: 710px;
  background: url(../img/c12bg.png) no-repeat center top;
  background-size: auto 100%; 
  position: relative;
  z-index: 2;
}
.c12_motoVideo img{
  position: absolute;
  display: none;
}
.c12poster1{
  left: 50%;
  transform: translateX(-51%);
  -webkit-transform: translateX(-51%);
  top: 143px;
}
.c12_motoVideo .c12kedu{
  width: 965px;
  left: 50%;
  transform: translateX(-51.5%);
  -webkit-transform: translateX(-51.5%);
  top: 82px;
  z-index: 5;
}
.c12_yibiao{
  width: 525px;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  top: 143px;
  z-index: 1;
  display: none;
}
.c12_yibiaoz{
   display: none;
}
.c12_switchBtn{
  position: absolute;
  height: 48px;
  line-height: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.30);
  font-size: 16px;
  color: #D1D3D3;
  top: 465px;
  box-sizing: border-box;
  transition: opacity 0.3s ease-out;
  cursor: default;
}
.c12_switchBtn li{
  display: inline-block;
  box-sizing: border-box;
  height: 49px;
  cursor: pointer;
}
.c12_switchBtn  li:hover{
  opacity: 0.6;
}
.c12_switchBtn  .c12_currentCheck:hover{
  opacity: 1;
}
.c12_switchBtn li:nth-child(2){
  margin: 0 65.5px;
  margin-right: 0;
}
.c12_currentCheck{
  border-bottom: 2px solid #DF001F;
  color: #EEEEEE;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
}
.c12_dashboardDetail{
  width: 600px;
  font-size: 14px;
  color: #999;
  position: absolute;
  bottom: 20px;
}
/*********************************************************************/
/*section13*/
.section13{
  height: 1000px;
  background: url(../img/c13bg.jpg) no-repeat center top;
  background-size: auto 100%; 
  text-align: center;
}
.c13_title{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #EEEEEE;
  margin: 120px 0 50px;
}
.c13_little{
  font-size: 16px;
  color: #eeeeee;
  position: relative;
  width: 640px;
  left: 50%;
  -webkit-transform: translateX(-50%);
  -moz-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  transform: translateX(-50%);
}
/*********************************************************************/
/*section14*/
.section14{
  text-align: center;
  padding-bottom: 100px;
}
.c14_title{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #333333;
  margin: 120px 0;
}
.c14_imgList{
  width: 1000px;
  font-size: 0;
}
.c14_imgList li{
  display: inline-block;
  position: relative;
}
.c14_imgList img:nth-child(1){
  margin-bottom: 20px; 
}
.c14_imgList li:nth-child(2){
  margin-right: 20px;
  width: 490px;
}
.c14_imgList li:nth-child(1) img{
  width: 1000px;
}
.c14_imgList li:nth-child(2) img{
  width: 490px;
}
.c14_imgList li:nth-child(3) img{
  width: 490px;
}
.c14_imgListIntro{
    position: absolute;
    bottom: 50px;
    width: 100%;
    text-align: center;
    left: 0;
    font-size: 16px;
    color: #D1D3D3;
    text-align: center;
    line-height: 28px;
}
.c14_findDesign{
  width:176px;
  height: 40px;
  line-height: 40px;
  border: 1px solid #DF001F;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: #DF001F;
  margin: 120px 0;
  margin-bottom: 60px; 
}
.c14_arrow{
  margin-left: 15px; 
  height: 9px;
  width: 12px; 
}
/*********************************************************************/
/*section15*/
.section15{
  text-align: center;
  background: #000;
}
.c15_titleFlag{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #EEEEEE;
}
.c15_che{
  height: 1080px;
  background: url(../img/c15bg.jpg) no-repeat center top;
  background-size: auto 100%; 
  margin-top: 40px;
  position: relative;
}
.c15_che .c15_titleFlag{
  position: absolute;
  width: 960px;
  left: 50%;
  transform: translate(-50%,50%);
  -webkit-transform: translate(-50%,50%);
  bottom: 0;
}
.c15_detail{
  width: 600px;
  font-family: "niufont",sans-serif,sans-serif;
  font-size: 16px;
  color: #D1D3D3;
  line-height: 28px;
  margin-top: 60px; 
  margin-bottom: 50px; 
}
.c15_card{
  width: 1569px;
  height: 721px;
  background: url(../img/c15bg2.jpg) no-repeat 0;
  background-size: auto 100%; 
  position: relative;
  left: 50%;
  transform: translateX(-959px);
  -webkit-transform:  translateX(-959px);

}
.c15_cpuList {
  margin-bottom: 120px; 
}
.c15_cpuList li{
  width: 240px;
  display: inline-block;
  color: #eee;
}
.c15_cpuList li:nth-child(2){
  margin:0 180px;
}
.c15_cpuList li p{
  text-align: center;
  position: relative;
}
.c15_float2{
  position: absolute;
  bottom: 7px;
  right: -44px;
}
.c15_float1{
  position: absolute;
  right: -5px;
  bottom: 7px;
}
.c15_cpuList li p:nth-child(1){
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 20px;
}
.c15_cpuList li p:nth-child(2){
  font-size: 16px;
}
.c15_big{
  font-size: 64px;
  line-height: 1;
}
/*********************************************************************/
/*section16*/
.section16{
  height: 800px;
  background: url(../img/c16_bg.jpg) no-repeat center top;
  background-size: auto 100%;
  font-size: 16px;
  color: #D1D3D3;
  line-height: 28px;
}

/*********************************************************************/
/*section171*/
.section17{
  background: #F0F2F7;
  padding-top: 118px;
  text-align: center;
}
.c17_title{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #333333;
}
.c17_detail{
  font-size: 16px;
  color: #333333;
  line-height: 28px;
  width: 600px;
  margin: 50px 0 0;
}
.c17_picAnimate{
  height: 919px;
  position: relative;
  width: 1243px;
  font-size:0;
  left: 50%;
  transform: translateX(-50%)!important;
}
.c17_picAnimate img{
  position: absolute;
}
.c17_pic1{
  width: 456px;
  left: 391px!important;
  top: 236px!important;
}
.c17_pic2{
  width: 391px;
  left: 177px!important;
  top: 68px!important;
}
.c17_pic4{
  width: 393px;
  left: 0!important;
  top: 323px!important;
}
.c17_pic3{
  width: 391px;
  left: 672px!important;
  top: 171px!important;
}
.c17_pic5{
  width: 391px;
  left: 847px!important;
  top: 346px!important;
}

.c17_pic6{
  width: 544px;
  left: 355px!important;
  top: 530px!important;
}
/*********************************************************************/
/*section18*/
.section18{
  padding: 120px 0;
  text-align: center;
}
.c18_title{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #333333;
}
.c18_params{
  width: 1000px;
  overflow: hidden;
  margin-top: 100px; 
  margin-bottom: 120px; 
}
.c18_params li{
  width: 490px;
  height: 180px;
  display: inline-block;
  margin-top: 20px;
  background: #F0F2F7;
  float: left;
  line-height: 180px;
  text-align: left;
  box-sizing: border-box;
  padding-left: 60px;
}
.c18_params li:nth-of-type(odd){
  margin-right: 20px; 
}
.c18_params img{
  vertical-align: middle;
  font-size: 0;
}
.c18_params p{
  display: inline-block;
  font-size: 16px;
  text-align: left;
  line-height: 33px;
  color: #333;
  vertical-align: middle;
  margin-left: 32px; 
  width: 280px;
}
.c18_paramsTitle{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
}
.c18_findDetail{
  width: 198px;
  height: 40px;
  line-height: 40px;
  text-align: center!important;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: #DF001F;
  border: 1px solid #DF001F;
}
.c18_arrow{
  margin-left: 15px;
  width: 12px;
  height: 9px;
}
/*********************************************************************/
/*section19*/
.section19{
  text-align: center;
  background: #F0F2F7;
  padding-bottom: 90px;
}
.c19_discription{
  font-size: 16px;
  color: #333333;
  line-height: 28px;
  margin: 50px 0 40px;
  width: 620px;
}
.c19_che{
  position: relative;
  width: 1086px;
  left: 50%;
  transform: translateX(-50%)!important;
  -webkit-transform: translateX(-50%)!important;
}
.c19_che img{
  width: 1086px;
}
/*********************************************************************/
/*section20*/
.section20{
  height: 800px;
  background: url(../img/c20bg.jpg) no-repeat center top;
  background-size: auto 100%; 
}
/*********************************************************************/
/*section21*/
.section21{
  background: #000;
  text-align: center;
}
.c21_title{
  margin: 120px 0 50px;
  font-family: "niufontbold",sans-serif;
  font-size: 40px;
  color: #EEEEEE;
}
.c21_content{
  font-family: "niufont",sans-serif;
  font-size: 16px;
  color: #D1D3D3;
  line-height: 28px;
  margin-bottom: 81px; 
  width: 600px;
}
.c21-mid{
  height: 1120px;
  background: url(../img/c21bg.jpg) no-repeat center top;
  background-size: auto 100%; 
  padding-top: 798px;
  box-sizing: border-box;
}
.c21_footImg{
  height: 850px;
  background: url(../img/c21footerBg.jpg) no-repeat center top;
  background-size: auto 100%; 
}
/*********************************************************************/
/*section22*/
.section22{
  text-align: center;
  padding-bottom: 60px;
}
.c22_title{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 24px;
  color: #DF001F;
  margin: 70px 0 62px;
}
.c22_titleNum{
  font-size: 60px;
  padding-right: 10px;
}
.c22_titleback{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #333333;
}
.c22_discription{
  font-size: 16px;
  color: #333333;
  line-height: 28px;
  margin: 50px 0 40px;
  width: 600px;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
}
.c22_gpsList {
  margin: 90px 0 120px 0; 
}
.c22_gpsList li{
  display: inline-block;
  color: #333;
}
.c22_gpsList li:nth-child(2){
  margin:0 120px;
}
.c22_gpsList li p{
  text-align: center;
  position: relative;
}
.c22_gpsList li p:nth-child(1){
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 20px;
}
.c22_gpsList li p:nth-child(2){
  font-size: 16px;
}
.c22_big{
  font-size: 32px;
}
.c22_che img{
  width: 1160px;
}
/*********************************************************************/
/*section23*/
.section23{
  height: 800px;
  background: url(../img/c23bg.jpg) no-repeat center center;
  background-size: auto 100%;  
}
/*********************************************************************/
/*section24*/
.section24{
  text-align: center;
  padding: 120px 0 142px;
}
.c24_title{
  font-family: 'niufontbold',"PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #333333;
}
.c24_intro{
  font-size: 16px;
  color: #333333;
  line-height: 28px;
  margin: 50px 0 90px;
}
.c24_flag{
  margin: 90px 0;
}
.c24_flagDetail img{
  width: 702px;
}
/*********************************************************************/
/*section25*/
.section25{
  height: 1241px;
  background: #F0F2F7 url(../img/c25bg.jpg) no-repeat center top;
  background-size: auto 965px; 
}
.c25_title{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #333333;
  text-align: center;
  margin-top: 791px; 
  margin-bottom: 50px; 
}
.c25_detail{
  width: 600px;
  font-size: 16px;
  color: #333333;
  text-align: center;
}
.c25_size{
  margin-top: 70px;
 font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 20px;
  color: #333333;
  text-align: center;
  position: relative;
}
.c25_sizeNum{
  font-size: 64px;
}
.c25_unit {
  position: absolute;
  bottom: 18px;
}
.c25_waterHeight{
  text-align: center;
  font-size: 16px;
  color: #333333;
  text-align: center;
  line-height: 28px;
}
/*********************************************************************/
/*section26*/
.section26{
  height: 900px;
  background: url(../img/c26Bg.jpg) no-repeat center center;
  background-size: auto 100%; 
  box-sizing: border-box;
  padding-top: 70px;
}
.c26_title{
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 24px;
  color: #DF001F;
  text-align: center;
}
.c26_titleNum{
  font-size: 60px;
}
.c26_titleback{
  text-align: center;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #EEEEEE;
  text-align: center;
  margin: 70px 0 50px;
}
.c26_discription{
  font-size: 16px;
  color: #D1D3D3;
  text-align: center;
  line-height: 28px;
  width: 600px; 
}
/*********************************************************************/
/*section27*/
.section27{
  background: #F0F2F7;
  padding-top: 120px;
}
.rightArrow{
  width: 12px;
  height: 9px;
  margin-left: 15px; 
}
.c27_title{
  width: 960px;
  height: 56px;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 40px;
  color: #333333;
  text-align: center;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}
.c27_content{
  width: 640px;
  font-size: 16px;
  color: #333333;
  text-align: center;
  line-height: 28px;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 50px;
}
.c27_findDetail{
  width: 280px;
  height: 40px;
  line-height: 40px;
  border: 1px solid #DF001F;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: #DF001F;
  text-align: center;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 130px;
}
.c27_niucare{
  width: 1080px;
  height: 750px;
  background: url(../img/c27niucare.png) no-repeat center center;
  background-size: auto 100%; 
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}
.c27_findDetail .rightArrow{
  margin-left: 15px; 
}
/*********************************************************************/
/*section28*/
.con28_titleImg{
  padding: 120px 0 70px;
  text-align: center;
  font-size: 0;
}
.con28_titleImg img{
  width: 276px;
  height: 50px
}
.con28_midImg{
  text-align: center;
}
.con28_midImgBox{
  height: 411px;
  position: relative;
  z-index: 1;
}
.con28_midImgBox img{
  width: 591px;
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%); 
  z-index: 0;
  opacity: 0;
  transition: all .3s ease-out;
  -webkit-transition: all .3s ease-out;
}
.current{
  opacity: 1!important;
  z-index: 3;
}
.c28_cheshandow{
  position: relative;
  transform: translateY(-47px);

}
.c28shandow{
  width: 765px;
}
.c28_switchBtn{
  position: absolute;
  width: 765px;
  height: 259px;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  top: 0;
  text-align: center;
  padding-top: 100px;
  box-sizing: border-box;
}
.c28_switchBtn li{
  display: inline-block;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  margin: 0 10px;
  font-size: 0;
  box-sizing: border-box;
  transition: all .4s ;
  opacity: 1;
}
.c28_switchBtn li::after{
  content: '';
  position: absolute;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  margin: -8px -27px;
  border: 3px solid transparent;
  transition: all .3s ease-out;
}
.c28_switchBtn li:hover::after{
  border-color: #5c6670;
}
.c28_switchBtn li:hover{
  cursor: pointer;
  opacity: 0.5;
}
.c28_switchBtn .currentQiu::after{
  border-color: #5c6670!important;
  opacity: 1!important;
}
.c28_switchBtn .currentQiu:hover{
  cursor: pointer;
  opacity: 1;
}
.c28_switchBtn li:nth-child(1){
  background-image: linear-gradient(90deg, #fff 28%, #DF001F 31%, #DF001F 69%, #fff 71%);
  border: 1px solid  #DDDDDD;
  box-shadow: 0 5px 15px 0px rgba(0,0,0,0.2);
}
.c28_switchBtn li:nth-child(2){
  background-image: linear-gradient(90deg, #333333 28%, #DF001F 31%, #DF001F 69%, #333333 71%);
  border: 1px solid #DDDDDD;
  box-shadow: 0 5px 15px 0px rgba(0,0,0,0.2);
}
.c28_switchBtn li:nth-child(3){
  background-image: linear-gradient(90deg, #333333 28%, #FFFFFF 31%, #FFFFFF 69%, #333333 71%);
  border: 1px solid #DDDDDD;
  box-shadow: 0 5px 15px 0px rgba(0,0,0,0.2);
}
.section28 {
  padding-bottom: 120px;
}
/*.currentQiu{
  transform: scale(1.3);
  border-color: #5c6670;
  -webkit-transform: scale(1.3);
  border-width: 3px !important; 
  box-shadow: none!important;
}*/
.c28_buyBtn{
  width: 160px;
  height: 40px;
  border: 1px solid #DF001F;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'niufontbold','PingFang SC',sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: #DF001F;
  text-align: center;
  line-height: 40px;
  margin-top: -30px;
}
.c28_foot{
  width: 1000px;
  font-size: 14px;
  color: #999999;
  line-height: 26px;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 70px; 
}

.dialog-video-opacity1 {
  opacity: 0.95!important;
  -webkit-transition: all .3s ease-out;
  transition: all .3s ease-out;
}
.dialog-video-opacity2 {
  animation: showVideoBg .3s ease-out 1 forwards;
  -webkit-animation: showVideoBg .3s ease-out 1 forwards;
}
.dialog-video-content {
  display: none;
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  z-index: 100;
  -webkit-transition: all .2s ease-out;
  transition: all .2s ease-out;
}
.dialog-video-box {
  width: 960px;
  height: 540px;
  position: absolute;
  top: 55%;
  left: 50%;
  opacity: 0;
  transform: translate(-50%,-50%);
  -webkit-transform: translate(-50%,-50%);
}
.dialog-video {
  width: 100%;
  height: 100%;
  display: block;
  -webkit-transition: all .3s ease-out;
  transition: all .3s ease-out;
  opacity: 1;
}
.dialog-close-btn {
  position: absolute;
  opacity: 0.6;
  top: 0;
  right: -51px;
  display: block;
  width: 36px;
  height: 36px;
  -webkit-transition: all .3s ease-out;
  transition: all .3s ease-out;
  cursor: pointer;
  display: none;
}
.dialog-close-btn:hover {
  opacity: 1;
}
.dialog-video-show {
  display: block;
}

.dialog-bg {
  position: absolute;
  opacity: 0;
  top: 0;
  left: 0;
  background-color: #fff;
  display: block;
  width: 100%;
  height: 100%;
  -webkit-transition: all .2s ease-out;
  transition: all .2s ease-out;
  cursor: pointer;
}
#mobile-svg-video {
  display: none;
}
/*头部二级导航*/

.pc-two-header {
  margin-top: 100px;
  position: absolute;
  width: 100%;
  z-index: 100;
  background-color: transparent;
  opacity:0;
  -webkit-animation:fadeIn ease-out 1;
  -moz-animation:fadeIn ease-out 1;
  animation:fadeIn ease-out 1;
  -webkit-animation-fill-mode:forwards;
  -moz-animation-fill-mode:forwards;
  animation-fill-mode:forwards;
  -webkit-animation-duration:1s;
  -moz-animation-duration:1s;
  animation-duration:1s;
  -webkit-animation-delay: 0.5s;
  -moz-animation-delay: 0.5s;
  animation-delay: 0.5s;
}
.pc-two-header-content {
  width: 960px;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  height: 50px;
  line-height: 50px;
  overflow: hidden;
}
.pc-two-header-theme {
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 20px;
  color: #333333;
  display: inline-block;
  float: left;
}

.pc-two-header-shop {
  display: inline-block;
  background-color: #DF001F;
  border-radius: 3px; 
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 12px;
  color: #FFFFFF;
  text-align: center;
  width: 89px;
  height: 30px;
  float: right;
  line-height: 30px;
  margin-top: 10px;
  opacity: 1;
  transition: opacity 0.3s ease-out;
  -webkit-transition: opacity 0.3s ease-out;
}
.pc-two-header-shop:hover{
  opacity: 0.5;
}

.pc-two-header-nav {
  display: inline-block;
  float: right;
  overflow: hidden;
  font-size: 0;
}
.pc-two-header-nav li:hover{
  font-family: "niufontbold",'PingFang SC',sans-serif;
  font-weight: 600;
  font-size: 12px;
  color: #333;
}
.pc-two-header-item {
  display: inline-block;
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 12px;
  color: #999;
  padding-right: 52px;
  transition: color 0.3s ease-out;
  -webkit-transition: color 0.3s ease-out;
}
.pc-two-header-cur {
  font-family: "niufontbold","PingFang SC",sans-serif;
  font-weight: 600;
  font-size: 12px;
  color: #333;
}
.pc-two-fixed {
  position: fixed;
  max-width: 1920px;
  margin-top: 0;
  top: 0;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.1);
  background: #fefefe;
  background-color: rgba(255, 255, 255, 0.98);
  -webkit-transition-property: background-color, -webkit-backdrop-filter;
  transition-property: background-color, backdrop-filter, -webkit-backdrop-filter;
}
@supports ((-webkit-backdrop-filter: initial) or (backdrop-filter: initial)) {
.pc-two-fixed {
          -webkit-backdrop-filter: saturate(180%) blur(30px);
          backdrop-filter: saturate(180%) blur(30px);
          background-color: rgba(255, 255, 255, 0.7)
      }
  }