img {
  width: 100%;
  height: 100%;
  display: block;
}
.container {
  width: 1300px;
  min-width: 1300px;
  margin: 0 auto;
  padding: 80px 50px 0 50px;
}
.header {
  width: 100%;
  background-color: #fff;
  height: 80px;
  position: fixed;
  z-index: 5;
  padding: 0 50px;
}
.header-content {
  width: 1200px;
  min-width: 1200px;
  height: 80px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header-logo {
  width: 147px;
  height: 35px;
}
.header-btn {
  width: 135px;
  height: 40px;
  background-color: #0078F8;
  color: #fff;
  font-size: 15px;
  text-align: center;
  line-height: 40px;
  border-radius: 4px;
  cursor: pointer;
  display: none;
}
.header-btn:hover {
  background-color: #479DFA;
}
.banner {
  height: 600px;
  padding: 72px 0 56px 0;
  display: flex;
  justify-content: space-between;
}
.banner-title {
  margin-top: 88px;
  font-size: 60px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #000000;
}
.banner-desc {
  font-size: 32px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #000000;
  margin-top: 20px;
}
.banner-btn {
  margin-top: 50px;
  width: 300px;
  height: 54px;
  color: #fff;
  font-size: 20px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #0078F8;
  border-radius: 4px;
  cursor: pointer;
}
.banner-btn:hover {
  background-color: #479DFA;
}
.banner-detail {
  font-size: 14px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #666666;
  margin-top: 20px;
}
.banner-img {
  /* 736px x 472px */
  width: 700px;
  height: 472px;
}
.n-container {
  height: 698px;
  background: rgba(0, 120, 248, 0.03);
}
.project-view {
  position: relative;
  width: 1300px;
  min-width: 1300px;
  height: 698px;
  padding: 37px 50px 45px 50px;
  box-sizing: border-box;
  margin: 0 auto;
}
.pb-info {
  width: 400px;
  text-align: center;
  position: absolute;
  left: 95%;
  top: 22%;
}
.pb-title {
  font-size: 48px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #000000;
  margin-bottom: 20px;
}
.pb-desc {
  font-size: 32px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #666666;
}
.details-title {
  font-size: 48px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #000000;
  text-align: center;
  margin-top: 100px;
}
.details-ntitle  {
  font-size: 32px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  line-height: 41px;
  color: #666666;
  text-align: center;
  margin-top: 20px;
}
.banner1 {
  width: 1120px;
  height: 826px;
  margin: 0 auto;
}
.banner2 {
  width: 1120px;
  height: 772px;
  position: relative;
  margin: 0 auto;
}
.banner2_icon {
  width: 95px;
  height: 178px;
  position: absolute;
  right: 161px;
  top: -40px;
}
.banner3 {
  width: 1120px;
  height: 771px;
  margin: 0 auto;
  position: relative;
}
.banner3_icon {
  width: 88px;
  height: 184px;
  position: absolute;
  right: -8px;
  top: 260px;
}
.b-container {
  margin-top: 140px;
  height: 480px;
  padding: 0 50px;
  background: rgba(0, 120, 248, 0.03);
}
.infomation {
  width: 1300px;
  padding: 70px 182px 0 182px;
  box-sizing: border-box;
  display: flex;
  justify-content: space-between;
  margin: 0 auto;
}
.i-center {
  width: 380px;
  text-align: center;
}
.b-img {
  width: 67px;
  height: 77px;
}
.i-left {
  margin-left: 50px;
  margin-top: 75px;
}
.i-right {
  margin-top: 190px;
  margin-right: 50px;
}
.b-title {
  font-size: 60px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #000000;
  margin-bottom: 16px;
}
.b-desc {
  font-size: 32px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #000000;
  margin-bottom: 50px;
}
.b-ver {
  font-size: 14px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #000000;
  margin-top: 25px;
}
.i-center-img {
  margin: 43px 0 0 64px;
}
.footer {
  width: 100%;
  min-width: 1300px;
  background-color: #F6F6F6;
  height: 130px;
}
.footer-content {
  width: 1200px;
  min-width: 1200px;
  margin: 0 auto;
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.footer-info {
  text-align: center;
  font-size: 14px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #666666;
}
.footer-copyright {
  margin-bottom: 15px;
}
.footer-btn {
  font-size: 14px;
  font-family: Microsoft YaHei UI;
  font-weight: 400;
  color: #666666;
  margin: 0 15px;
}