body {
  background-color: #000;
}

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

.flex-v {
  -webkit-box-orient: vertical;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
}

.flex-1 {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
  -ms-flex: 1;
  flex: 1;
}

.flex-2 {
  -webkit-box-flex: 2;
  -webkit-flex: 2;
  -ms-flex: 2;
  flex: 2;
}

.flex-align-center {
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
}

.flex-align-end {
  -webkit-box-align: flex-end;
  -webkit-align-items: flex-end;
  -ms-flex-align: flex-end;
  align-items: flex-end;
}

.flex-pack-center {
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
}

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

.fl {
  float: left;
}

.fr {
  float: right;
}

.clear::after {
  content: "";
  display: block;
  height: 0;
  overflow: hidden;
  clear: both;
}

.section {
  background-repeat: no-repeat !important;
  background-size: 100% 100% !important;
  box-sizing: border-box;
  padding: 0 5%;
  overflow: hidden;
}

.img_100 {
  width: 100%;
}

.model {
  position: relative;
  display: flex;
  justify-content: center;
}

/* 
    第一屏
*/
.section1 {
  background: url("../images/page_1-bg.jpg");
}

.logo {
  margin-top: 10px;
  width: 80%;
  height: 30%;
}

.item-lf {
  width: 40%;
  position: relative;
}

.model1 .item-lf-tText {
  margin-left: 30px;
  width: 100%;
  overflow: hidden;
}

.item-1-c {
  width: 80%;
  margin-top: 100px;
}

.item-1-code {
  width: 45%;
}

.item-1-code img{
  width: 100%;
  height: 100%;
  border-radius: 15px;
  box-shadow: 0 0 20px 2px rgba(0, 0, 0, .5);
}

.item-1-btn {
  min-width: 45%;
}

.item-1-btn a:not(:last-child) {
  margin-bottom: 30px;
  display: block;
}

.item-1-btn a {
  background-repeat: no-repeat;
  background-size: 35px;
  text-decoration: none;
  color: #fff;
  font-size: 25px;
  line-height: 40px;
  padding: 10px 30px 10px 65px;
  background-position: 18px center;
  border-radius: 30px;
  display: block;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.item-1-btn a.item-btn-ios {
  background-image: url(../images/IOS.png);
}
.item-1-btn a.item-btn-Android {
  background-image: url(../images/android.png);
}

.item-1-btn a::after{
  content: '';
  /* background: linear-gradient(to right, #e4011b, #12077c); */
  background: #e4011b;
  width: 100%;
  height: 100%;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
}

.item-1-b {
  width: 105%;
  margin-top: 55px;
}

/* 
  第二屏
*/
.section2 {
  background: url("../images/pitem-2-bg.png");
}

.item-2-lf {
  width: 48%;
}

.item-2-box {
  width: 70%;
}

.item-2-b {
  width: 70%;
  margin-top: 130px;
}

.item-lf-abs {
  position: absolute;
  top: 31%;
  left: 50%;
  transform: translateX(-50%);
  margin-left: 55px;
}

.item-abs-qiuyuan {
  width: 40%;
}

.item-abs-zuqiu {
  width: 12%;
  position: relative;
  top: -9px;
  left: 13px;
}

/* 
  第三屏
*/
.section3 {
  background: url("../images/page_2-bg.jpg");
  padding-right: 0;
}

.item-3-b {
  width: 100%;
  margin-top: 250px;
}

.item-3-box {
  position: relative;
  text-align: right;
}

.item-ri-box img {
  width: 100%;
}

.section3 .item-3-ri {
  width: 65%;
}

/* 
    第四屏
*/
.section4 {
  background: url("../images/page_3-bg.jpg");
}

.item-4-box {
  width: 65%;
}

.item-4-lf {
  width: 55%;
}

.section4 .item-ris {
  width: 55%;
}

.section4 .item-center-box {
  position: absolute;
  top: -10%;
  left: 40%;
  transform: translateX(-50%);
  width: 24%;
}

.section4 img {
  width: 100%;
}

.section4 .item-right-box {
  position: absolute;
  right: 0;
  top: 10%;
  width: 50%;
}

.item-ri {
  width: 55%;
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
}

/* 
  @keyframes 第一屏
*/
.active .logo {
  animation: 600ms ease 800ms 1 normal both running moveRight;
}

.active .item-lf-tText {
  animation: 600ms ease 800ms 1 normal both running moveLeft;
}

.active .item-1-c {
  animation: 600ms ease 800ms 1 normal both running stretchRight;
}

.active .item-1-b {
  animation: 600ms ease 800ms 1 normal both running moveLeft;
}

.active .item-1-box {
  animation: 600ms ease 1500ms 1 normal both running flipInY;
}

/* 
  @keyframes  第三屏
*/
.active .item-3-c {
  animation: 600ms ease 1000ms 1 normal both running expandOpen;
}

.active .item-3-b {
  animation: 600ms ease 1000ms 1 normal both running slideLeft;
}

.active .item-3-box {
  animation: 600ms ease 1000ms 1 normal both running slideRight;
}

/* 
  @keyframes  第四屏
*/
.active .item-4-c {
  animation: 600ms ease 1000ms 1 normal both running expandOpen;
}

.active .item-4-b {
  animation: 600ms ease 1000ms 1 normal both running rotateInUpRight;
}

.active .item-4-lf {
  animation: 600ms ease 1500ms 1 normal both running flipInY;
}

.active .item-right-box {
  animation: 600ms ease 1000ms 1 normal both running moveLeft;
}

.active .item-center-box {
  animation: 600ms ease 1000ms 1 normal both running moveDown;
}

/* 
  @keyframes  第五屏
*/
.bottom_info {
  position: fixed;
  bottom: 1%;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  /* text-shadow: 0 0 4px #fff; */
  color: #fff;
  text-align: center;
  font-size: 14px;
  line-height: 25px;
}

.bottom_info a {
  color: #fff;
  text-decoration: inherit;
}

.div1200 {
  max-width: 1500px;
  position: relative;
}

.bottom_info .legal {
  text-align: center;
}

/* 新版落地页 */
.nsection1 {
  background: black url("../images/v2/nsection1_bg.png");
  background-position: center center !important;
}

.nsection1-logo {
  position: absolute;
  top: 5%;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
}

.nsection1-logo img {
  width: 55%;
}

.nsection1-left {
  position: absolute;
  left: 5%;
  top: 25%;
  width: 40%;
}

.nsection1-left-box {
  position: relative;
}

.nsection1-left img {
  width: 90%;
}

.nsection1-left .qiu {
  position: absolute;
  right: 11%;
  bottom: 23%;
  width: 20%;
  animation: 1000ms linear 100ms normal both running myani;
}

.nsection1-right {
  position: absolute;
  right: 5%;
  top:
    /*28.7%*/
    calc(25% + 54px);
  width: 45%;
}

.nsection1-right-box {
  position: relative;
  text-align: center;
  background: url(../images/v2/nsection1_ri-yuan.png) no-repeat;
  background-size: contain;
  background-position: left 100%;
  padding-bottom: 8%;
}

.nsection1-right .swiper-box {
  width: 90%;
  display: inline-block;
}

.nsection1-right .swiper-container {
  overflow: visible;
  overflow-x: clip;
}

.nsection1-right .swiper-slide {
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
  transition: 300ms;
  transform: scale(0.8);
}

.nsection1-right .swiper-slide-active,
.swiper-slide-duplicate-active {
  transform: scale(1) translateY(-60px);
}

.nsection1-right .swiper-slide img {
  width: 100%;
}

.nsection1-right .person {
  position: absolute;
  bottom: -2%;
  left: 0;
  z-index: 111;
}

.nsection1-right .person img {
  width: 70%;
}

.nsection1-right .person .btn {
  text-align: center;
  transform: translateY(-10px);
}

.nsection1-right .person .btn img {
  width: 32%;
  padding-left: 3%;
  animation: 1000ms linear 100ms normal both running infinite myani;
}

@-webkit-keyframes myani {
  from {
    transform: scale(1)
  }

  50% {
    transform: scale(.9)
  }

  to {
    transform: scale(1)
  }
}

@keyframes myani {
  from {
    transform: scale(1)
  }

  50% {
    transform: scale(.9)
  }

  to {
    transform: scale(1)
  }
}