* {
  font-family: 'Arial';
}
a {
  text-decoration: none;
}
.xCenter {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.yCenter {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}
.allCenter {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.btnStyle {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 280px;
  height: 70px;
  line-height: 70px;
  background-color: #222739;
  color: #12e7e5;
  font-size: 24px;
  position: relative;
  border: 2px solid #12e7e5;
  text-align: center;
}
.btnBefore {
  content: '';
  display: block;
  width: 28px;
  height: 28px;
  margin-right: 13px;
  background: url('../img/index/download.png');
}
.btnGroup.active a:nth-child(1) {
  border-color: #12e7e5;
}
.btnGroup.active a:nth-child(2) {
  border-color: #12e7e5;
}
.btnGroup a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 280px;
  height: 70px;
  line-height: 70px;
  background-color: #222739;
  color: #12e7e5;
  font-size: 24px;
  position: relative;
  border: 2px solid #12e7e5;
  text-align: center;
  margin-right: 20px;
  font-weight: bold;
}
.btnGroup a::before {
  content: '';
  display: block;
  width: 28px;
  height: 28px;
  margin-right: 13px;
  background: url('../img/index/download.png');
}
.btnGroup a:hover {
  color: #fff;
  background-color: #12e7e5;
  border-color: #12e7e5 !important;
}
.btnGroup a:hover::before {
  background-image: url('../img/index/downloadActive.png');
}
.btnGroup a:nth-child(2) {
  display: none;
}
.container {
  width: 1920px;
  margin: 0 auto;
}
.container .top {
  height: 866px;
  background: url('../img/index/home.png') no-repeat;
}

.container .top.file {
  background-image: url('../img/index/fileBg.png');
}
.container .top.hdd {
  background-image: url('../img/index/hddBg.png');
}
.container .top.recycle {
  background-image: url('../img/index/recycleBg.png');
}
.container .top.sd {
  background-image: url('../img/index/sdBg.png');
}
.container .top.usb {
  background-image: url('../img/index/usbBg.png');
}
.container .top .desc {
  margin: 70px 196px 0;
  width: 1100px;
}
.container .top .desc .big {
  font-weight: bold;
  font-size: 68px;
  line-height: 66px;
  color: #fff;
  margin-bottom: 28px;
}
.container .top .desc .big span {
  color: #12e7e5;
}
.container .top .desc p:nth-of-type(1) {
  color: #fff;
  font-size: 24px;
  line-height: 30px;
}
.container .top .desc p:nth-of-type(2) {
  color: #fff;
  font-size: 16px;
  line-height: 24px;
  margin-bottom: 58px;
}
.container .top .desc .btnGroup {
  margin: 45px 0 36px;
}
.container .top .desc ul {
  overflow: hidden;
}
.container .top .desc ul li {
  display: inline-flex;
  width: 510px;
  margin-bottom: 33px;
  line-height: 22px;
  color: #fff;
  font-size: 18px;
}
.container .top .desc ul li::before {
  content: "";
  margin-right: 5px;
  width: 18px;
  height: 18px;
  background: url('../img/index/before.png') no-repeat;
}
.container .top .desc2 {
  margin: 70px 196px 0;
  width: 1100px;
}
.container .top .desc2 .big {
  font-weight: bold;
  font-size: 72px;
  line-height: 66px;
  color: #fff;
}
.container .top .desc2 .big span {
  color: #12e7e5;
}
.container .top .desc2 p:nth-of-type(1) {
  margin: 32px 0 74px;
  color: #fff;
  font-size: 24px;
}
.container .top .desc2 p:nth-of-type(2) {
  color: #fff;
  font-size: 16px;
  line-height: 27px;
  margin-bottom: 68px;
}
.container .top .desc2 .btnGroup {
  margin-bottom: 36px;
}
.container .top .desc2 ul {
  overflow: hidden;
}
.container .top .desc2 ul li {
  margin-bottom: 40px;
  font-size: 18px;
  color: #fff;
}
.container .top .desc2 ul li::before {
  content: "";
  display: inline-block;
  margin-right: 6px;
  width: 18px;
  height: 18px;
  background: url('../img/index/before.png') no-repeat;
  vertical-align: top;
}
.container header {
  height: 80px;
  margin: 0 196px;
}
.container header .logo {
  height: 52px;
  line-height: 52px;
  margin: 14px 109px 0 0;
  float: left;
  cursor: pointer;
  color: #fff;
  font-size: 24px;
}
.container header .logo img {
  float: left;
  margin-right: 15px;
}
.container header ul {
  float: left;
  height: 80px;
  line-height: 80px;
}
.container header ul li {
  cursor: pointer;
  float: left;
  margin-right: 35px;
}
.container header ul li:hover a {
  color: #13eceb;
}
.container header ul li.active a {
  color: #13eceb;
  font-weight: bold;
}
.container header ul li a {
  font-size: 22px;
  display: block;
  width: 100%;
  height: 100%;
  color: #fff;
}
.application {
  margin: 114px 0 0 189px;
  overflow: hidden;
}
.application .title {
  font-size: 52px;
  line-height: 60px;
  color: #010101;
  margin-bottom: 25px;
}
.application .desc {
  font-size: 20px;
  line-height: 32px;
  color: #666;
  margin-bottom: 83px;
}
.application .desc span {
  color: #12e7e5;
}
.application ul {
  padding-left: 24px;
}
.application li {
  float: left;
  width: 315px;
  height: 228px;
  font-size: 14px;
  line-height: 28px;
  letter-spacing: 0px;
  color: #666;
}
.application li::before {
  display: block;
  content: '';
  width: 52px;
  height: 52px;
  background: url('../img/index/001.png') no-repeat;
  margin-bottom: 40px;
}
.application li:nth-child(2)::before {
  background-image: url('../img/index/002.png');
}
.application li:nth-child(3)::before {
  background-image: url('../img/index/003.png');
}
.application li:nth-child(4)::before {
  background-image: url('../img/index/004.png');
}
.application li:nth-child(5)::before {
  background-image: url('../img/index/005.png');
}
.application li:nth-child(6)::before {
  background-image: url('../img/index/006.png');
}
.application li:nth-child(7)::before {
  background-image: url('../img/index/007.png');
}
.application li:nth-child(8)::before {
  background-image: url('../img/index/008.png');
}
.application li:nth-child(9)::before {
  background-image: url('../img/index/009.png');
}
.application li:nth-child(10) {
  font-size: 20px;
}
.application li:nth-child(10)::before {
  background-image: none;
  content: '1000+';
  font-size: 40px;
  color: #12e7e5;
  margin: 47px 0 -12px -3px;
}
.application li p {
  font-size: 20px;
  color: #000;
}
.application li small {
  font-size: 14px;
  line-height: 17px;
  display: inline-block;
  padding-top: 6px;
}
.btnGroup.center {
  display: block;
  text-align: center;
}
.btnGroup.center a {
  text-indent: 12px;
}
.btnGroup.Application {
  margin: 45px auto 145px;
}
.btnGroup.Diagram {
  margin: -27px auto 132px;
}
.btnGroup.Problems {
  margin: 63px auto 134px;
}
.btnGroup.Users {
  margin: 80px auto;
}
.bg {
  width: 1920px;
  height: 941px;
  background: url('../img/index/bg2.png');
  padding: 134px 0 160px 193px;
}
.bg .left,
.bg .right {
  float: left;
  height: 652px;
  overflow: hidden;
}
.bg .left {
  width: 605px;
}
.bg .left .big {
  display: block;
  width: 75px;
  height: 17px;
  background-color: #12e7e5;
  margin-bottom: 32px;
  border-radius: 10px;
}
.bg .left .title {
  height: 113px;
  line-height: 66px;
  font-size: 52px;
  color: #fff;
  margin-bottom: 43px;
}
.bg .left .small {
  display: block;
  width: 75px;
  height: 4px;
  background-color: #12e7e5;
  margin: 40px 0 290px;
  border-radius: 3px;
}
.bg .left .desc {
  font-size: 20px;
  line-height: 22px;
  color: #fff;
}
.bg .left .desc span {
  color: #12e7e5;
}
.bg .right {
  width: 960px;
}
.bg .right li {
  float: left;
  width: 290px;
  height: 311px;
  border: solid 2px #12e7e5;
  margin-right: 30px;
  margin-bottom: 30px;
  padding: 30px 0 0 20px;
}
.bg .right li:nth-child(4) p {
  height: 90px;
}
.bg .right li span {
  display: block;
  font-size: 20px;
  color: #fff;
  margin: 24px 0 16px;
}
.bg .right li p {
  color: #fff;
  font-size: 16px;
  line-height: 22px;
  height: 96px;
}
.bg .right li img {
  display: inline-block;
  margin-right: 14px;
}
.bg .right li img:first-child {
  display: block;
}
.diagram {
  padding: 136px 192px 119px;
  overflow: hidden;
}
.diagram .title {
  font-size: 52px;
  color: #333;
  margin-bottom: 40px;
  text-align: center;
}
.diagram .desc {
  font-size: 20px;
  color: #666;
  margin-bottom: 45px;
  text-align: center;
}
.diagram ul li {
  margin-bottom: 10px;
  display: none;
}
.diagram ul li.active {
  display: flex;
  justify-content: space-between;
}
.diagram ul li .bar {
  margin-top: 68px;
  padding-left: 28px;
  width: 384px;
  height: 74px;
  background: url('../img/index/bar.png') no-repeat;
  font-size: 24px;
  font-weight: bold;
  letter-spacing: 0px;
  color: #222739;
  line-height: 74px;
  margin-bottom: 93px;
}
.diagram ul li .tips {
  font-size: 20px;
  color: #222739;
  margin-bottom: 250px;
}
.diagram ul li .line {
  display: block;
  width: 594px;
  height: 6px;
  background-color: #e6e6e6;
  position: relative;
  margin-bottom: 43px;
}
.diagram ul li .line::before {
  content: '';
  position: absolute;
  width: 33%;
  height: 100%;
  background-color: #12e7e5;
}
.diagram ul li .line.step2::before {
  left: 33.3%;
}
.diagram ul li .line.step3::before {
  left: 66.7%;
}
.diagram ul li .flex {
  display: flex;
  align-items: center;
}
.diagram ul li .flex span {
  font-size: 60px;
  font-weight: bold;
  letter-spacing: 0px;
  color: #00cdbc;
  position: relative;
  margin-right: 280px;
}
.diagram ul li .flex span::after {
  content: '/ 03';
  font-size: 20px;
  letter-spacing: 0px;
  color: #222739;
  font-weight: normal;
  position: absolute;
  top: 8px;
  right: -40px;
}
.diagram ul li .flex button {
  width: 52px;
  height: 52px;
  background-color: #ffffff;
  box-shadow: 0px 6px 20px 0px rgba(190, 190, 190, 0.3);
  position: relative;
  cursor: pointer;
  border-radius: 50%;
}
.diagram ul li .flex button:hover {
  box-shadow: 0px 11px 23px 3px rgba(62, 62, 62, 0.2);
}
.diagram ul li .flex button::before {
  content: '';
  width: 8px;
  height: 13px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: url('../img/index/ic_l.png') no-repeat;
}
.diagram ul li .flex .stepNext {
  margin-left: 73px;
}
.diagram ul li .flex .stepNext::before {
  background: url('../img/index/ic_r.png') no-repeat;
}
.diagram ul li div.step1,
.diagram ul li div.step2,
.diagram ul li div.step3 {
  width: 941px;
  height: 631px;
  background: url('../img/index/step1.png') no-repeat;
}
.diagram ul li div.step2 {
  background-image: url('../img/index/step2.png');
}
.diagram ul li div.step3 {
  background-image: url('../img/index/step3.png');
}

.problems {
  overflow: hidden;
}
.problems h3 {
  font-size: 52px;
  text-align: center;
  margin-bottom: 31px;
}
.problems p {
  height: 56px;
  font-size: 20px;
  color: #333;
  text-align: center;
}
.problems .left {
  width: 863px;
  height: 362px;
  background: url('../img/index/left.png') no-repeat top right;
}
.problems .left li:nth-child(1) {
  padding-left: 235px;
}
.problems .left li:nth-child(2) {
  padding-left: 224px;
}
.problems .left li:nth-child(3) {
  padding-left: 213px;
}
.problems .left li:nth-child(4) {
  padding-left: 202px;
}
.problems .left li:nth-child(5) {
  padding-left: 191px;
}
.problems .right {
  width: 1097px;
  height: 362px;
  background: url('../img/index/right.png') no-repeat;
  margin-left: -40px;
}
.problems .right li:nth-child(1) {
  padding-left: 100px;
}
.problems .right li:nth-child(2) {
  padding-left: 90px;
}
.problems .right li:nth-child(3) {
  padding-left: 80px;
}
.problems .right li:nth-child(4) {
  padding-left: 70px;
}
.problems .right li:nth-child(5) {
  padding-left: 60px;
}
.problems ul {
  float: left;
  padding-top: 36px;
}
.problems li {
  font-size: 24px;
  height: 30px;
  line-height: 30px;
  margin-bottom: 30px;
  color: #fff;
}
.problems li i {
  display: inline-block;
  width: 30px;
  height: 30px;
  line-height: 30px;
  background-color: #12e7e5;
  text-align: center;
  margin-right: 14px;
  border-radius: 50%;
  color: #000;
  font-size: 20px;
  font-style: normal;
}
.swiper-container {
  overflow: hidden;
  width: 1536px;
  margin: 96px auto 0;
  height: 504px;
}
.swiper-container .swiper-slide {
  padding-top: 52px;
  width: 490px!important;
  height: 504px;
  background-color: #eeeff1;
  margin-right: 30px;
}
.swiper-container .swiper-slide img {
  margin: 0 auto 23px ;
}
.swiper-container .swiper-slide p {
  text-align: center;
  font-size: 16px;
  line-height: 26px;
}
.swiper-container .swiper-slide .name {
  font-size: 30px;
  color: #333;
  margin-bottom: 14px;
}
.swiper-container .swiper-slide .id {
  font-size: 20px;
  color: #999;
  margin-bottom: 28px;
}
.swiper-container .swiper-slide .desc {
  color: #666;
  height: 70px;
  line-height: 26px;
  margin-bottom: 80px;
}
.swiper-button-prev {
  position: absolute;
  width: 50px;
  height: 80px;
  background: url('../img/index/prev.png') no-repeat;
  left: 123px;
}
.swiper-button-next {
  position: absolute;
  width: 50px;
  height: 80px;
  background: url('../img/index/next.png') no-repeat;
  left: auto;
  right: 128px;
}
.users {
  position: relative;
}
.users h3 {
  text-align: center ;
  font-size: 52px;
  color: #333;
  margin-bottom: 16px;
}
.users > p {
  text-align: center;
  font-size: 20px;
  line-height: 22px;
  color: #333;
}
#box {
  display: none;
  background-color: #242424;
  background-color: rgba(0, 0, 0, 0.95);
  position: fixed;
  bottom: 0px;
  z-index: 1001;
  color: #fff;
  left: 0;
  right: 0;
  margin: 0 auto;
  width: 100%;
  padding: 20px;
  height: 160px;
  line-height: 22px;
  font-family: Arial, Helvetica, sans-serif;
}
#box > div {
  flex: 10;
}
#box .title {
  font-size: 22px;
  margin-bottom: 10px;
}
#box .btn {
  display: flex;
  flex: 3;
  justify-content: center;
  margin-top: 30px;
}
#box .btn button {
  margin: 0 8px;
  width: 90px;
  line-height: 40px;
  height: 40px;
  border: 1px solid #fff;
  color: #fff;
  outline: none;
  font-weight: bold;
  font-family: Arial, Helvetica, sans-serif;
  cursor: pointer;
  background-color: transparent;
}
#box .btn button:hover {
  background-color: #e2dfe0;
  color: #242424;
  border: 1px solid #242424;
}