.ybanner {
  width: 100%;
  margin: 0 auto;
  height: 500px;
  background: url(../img/iot/real-bg.png) no-repeat top center;
  position: relative;
}
.ybanner .ban-tie {
  position: absolute;
  left: 16%;
  top: 50%;
  transform: translateY(-50%);
}
.ybanner .ban-tie h2,
.ybanner .ban-tie span,
.ybanner .ban-tie p {
  color: #f2f4f6;
}
.ybanner .ban-tie h2 {
  font-size: 32px;
  margin-bottom: 10px;
}
.ybanner .ban-tie span {
  display: block;
  width: 600px;
  font-size: 14px;
  text-transform: uppercase;
  line-height: 30px;
}
.ybanner .ban-tie .ban-btn button {
  font-size: 16px;
  width: 130px;
  height: 42px;
  line-height: 42px;
  text-align: center;
  border-radius: 4px;
  border: none;
  color: #f2f4f6;
  margin-top: 24px;
  cursor: pointer;
}
.ybanner .ban-tie .ban-btn a:nth-child(1) button {
  background-color: #2277e6;
  margin-right: 10px;
}
.ybanner .ban-tie .ban-btn  a:nth-child(2) button {
  background-color: #21c286;
}
.iot-rm {
  width: 100%;
  margin: 0  auto;
  background-color: #f2f2f2;
}
.iot-rm .iot-rm-bg {
  box-shadow: 0 2px 4px 2px #dfe4ea;
  width: 80%;
  min-width: 1400px;
  margin: 0 auto;
  background-color: #fff;
  padding-top: 46px;
  overflow: hidden;
}
.iot-rm .iot-rm-bg h2 {
  text-align: center;
  margin-bottom: 40px;
}
.iot-rm .iot-rm-bg .iot-rm-box {
  background-color: #fff;
  justify-content: center;
  display: flex;
  flex-wrap: wrap;
  width: 1440px;
  margin-bottom: 46px;
  margin: 0 auto;
}
.iot-rm .iot-rm-bg .iot-rm-box .iot-rm-content {
  width: 640px;
  height: 200px;
  display: flex;
  align-items: center;
}
.iot-rm .iot-rm-bg .iot-rm-box .iot-rm-content:nth-child(1),
.iot-rm .iot-rm-bg .iot-rm-box .iot-rm-content:nth-child(3) {
  margin-right: 30px;
}
.iot-rm .iot-rm-bg .iot-rm-box .iot-rm-content img {
  width: 290px;
  height: 170px;
  border-radius: 10px;
  margin-right: 16px;
}
.iot-rm .iot-rm-bg .iot-rm-box .iot-rm-content h3 {
  font-size: 28px;
  font-weight: 500;
}
.iot-rm .iot-rm-bg .iot-rm-box .iot-rm-content p {
  font-size: 18px;
  display: block;
  width: 300px;
}
.iot-rm .iot-rm-bg .iot-rm-hug {
  display: flex;
  margin-top: 60px;
}
.iot-rm .iot-rm-bg .iot-rm-hug img {
  width: 800px;
  height: 450px;
}
.iot-rm .iot-rm-bg .iot-rm-hug .iot-hug-txt {
  flex: 1;
  background-color: #6ebe4a;
  padding: 90px 22px;
}
.iot-rm .iot-rm-bg .iot-rm-hug .iot-hug-txt h3,
.iot-rm .iot-rm-bg .iot-rm-hug .iot-hug-txt p {
  color: #014468;
  display: block;
  width: 580px;
}
.iot-rm .iot-rm-bg .iot-rm-hug .iot-hug-txt h3 {
  font-size: 38px;
  font-weight: 400;
}
.iot-rm .iot-rm-bg .iot-rm-hug .iot-hug-txt p {
  margin-top: 20px;
  font-size: 18px;
}
.iot-rm .iot-rm-bg .iot-rm-hug .iot-hug-txt .iot-db-btn a {
  margin: 46px 20px 0 0;
  display: inline-block;
  width: 80px;
  height: 42px;
  border-radius: 40px;
  padding: 0 30px;
  line-height: 42px;
  text-align: center;
  font-size: 16px;
  box-sizing:content-box;
}
.iot-rm .iot-rm-bg .iot-rm-hug .iot-hug-txt .iot-db-btn a:nth-child(1) {
  background-color: #1e4471;
  color: #fff;
}
.iot-rm .iot-rm-bg .iot-rm-hug .iot-hug-txt .iot-db-btn a:nth-child(2) {
  border: 1px solid #1e4471;
  color: #1e4471;
}
.about-iot h2,
.iot-gn h2,
.iot-use-box h2,
.iot-news h2,
.iot-rm h2 {
  color: #333;
  font-weight: lighter;
  font-size: 32px;
}
.about-iot {
  text-align: center;
  width: 100%;
  height: 260px;
  line-height: 30px;
  background-color: #f5f6f7;
  padding-top: 60px;
  box-sizing: border-box;
}
.about-iot h2 {
  margin-bottom: 20px;
}
.about-iot span {
  display: block;
  width: 1230px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 32px;
  color: #333;
}
.iot-introduce {
  width: 100%;
  height: 370px;
  background-color: #fefefe;
  position: relative;
}
.iot-introduce:hover .iot-right-btn,
.iot-introduce:hover .iot-left-btn {
  opacity: 1;
}
.iot-introduce .iot-right-btn,
.iot-introduce .iot-left-btn {
  font-size: 86px;
  color: #1e90ff;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  cursor: pointer;
  z-index: 200;
}
.iot-introduce .iot-right-btn {
  right: 8%;
  opacity: 0.2;
}
.iot-introduce .iot-left-btn {
  left: 8%;
  opacity: 0.2;
}
.iot-introduce .iot-cirle {
  display: flex;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
}
.iot-introduce .iot-cirle .active {
  background-color: #1e90ff;
}
.iot-introduce .iot-cirle span {
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #dfe4ea;
  margin: 0 4px;
  cursor: pointer;
}
.iot-introduce ul {
  width: 100%;
  height: 100%;
  display: flex;
  position: absolute;
  left: 0;
}
.iot-introduce ul li {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
}
.iot-introduce .iot-introduce-box {
  width: 63%;
  display: flex;
  align-items: center;
}
.iot-introduce .iot-introduce-box img {
  width: 380px;
}
.iot-introduce .iot-introduce-box .iot-introduce-txt h3 {
  font-size: 22px;
  margin-bottom: 12px;
}
.iot-introduce .iot-introduce-box .iot-introduce-txt span {
  display: block;
  font-size: 16px;
  color: #57606f;
  line-height: 26px;
}
.iot-introduce .iot-introduce-box .iot-introduce-txt a {
  margin-top: 26px;
  display: block;
  float: right;
  width: 112px;
  height: 42px;
  background-color: #1e90ff;
  line-height: 42px;
  border: none;
  border-radius: 4px;
  color: #fff;
  text-align: center;
}
.iot-gn {
  width: 100%;
  margin: 0 auto;
  background-color: #f5f6f7;
  height: 600px;
  padding-top: 46px;
}
.iot-gn h2 {
  text-align: center;
  margin-bottom: 36px;
}
.iot-gn .iot-gn-ct {
  width: 1152px;
  margin: 0 auto;
  height: 460px;
  display: flex;
  justify-content: space-around;
}
.iot-gn .iot-gn-gc-general {
  width: 440px;
  height: 100%;
  background-color: #f8f8f8;
  box-shadow: 2px 1px 3px 1px #f1f2f6;
  position: relative;
}
.iot-gn .iot-gn-gc-general::before {
  content: '<<';
  font-size: 64px;
  color: #bdc3c799;
  display: block;
  width: 50px;
  height: 50px;
  font-weight: bold;
  position: absolute;
  right: -78px;
  top: calc(50% - 50px);
}
.iot-gn .iot-gn-gc-general h2 {
  font-size: 22px;
  height: 50px;
  line-height: 50px;
  display: block;
  background: linear-gradient(to right, #e4e8f1, #e0e4ed);
  color: #333;
}
.iot-gn .iot-gn-gc-general .iot-gn-gc-general-c {
  padding: 12px;
  margin: 10px 0;
  width: 86%;
  border-bottom: 1px solid #ced6e0;
  margin: 0 auto;
}
.iot-gn .iot-gn-gc-general .iot-gn-gc-general-c h3 {
  margin-bottom: 6px;
  color: #000;
}
.iot-gn .iot-gn-gc-general .iot-gn-gc-general-c span {
  color: #6f6f6f;
}
.iot-gn .iot-gn-gc-general .iot-gn-gc-general-c:nth-last-child(1) {
  border-bottom: none;
}
.iot-gn .iot-gn-gc-better {
  width: 440px;
  height: 100%;
  background-color: #ffffff;
  box-shadow: -1px 1px 3px 2px #f1f2f6;
}
.iot-gn .iot-gn-gc-better h2 {
  font-size: 22px;
  height: 50px;
  line-height: 50px;
  display: block;
  background: url(../img/iot/better.png) no-repeat center center;
  background-size: 110% 130%;
  color: #fff;
}
.iot-gn .iot-gn-gc-better .iot-gn-gc-better-c {
  padding: 12px;
  margin: 10px 0;
  width: 86%;
  border-bottom: 1px solid #ced6e0;
  margin: 0 auto;
}
.iot-gn .iot-gn-gc-better .iot-gn-gc-better-c h3 {
  margin-bottom: 6px;
  color: #000;
}
.iot-gn .iot-gn-gc-better .iot-gn-gc-better-c span {
  color: #6f6f6f;
}
.iot-gn .iot-gn-gc-better .iot-gn-gc-better-c:nth-last-child(1) {
  border-bottom: none;
}
.iot-news {
  width: 1400px;
  min-width: 1400px;
  margin: 42px auto;
  text-align: center;
}
.iot-news .iot-news-title h2 {
  margin-bottom: 30px;
}
.iot-news .iot-news-content {
  width: 84%;
  display: flex;
  height: 380px;
  margin: 0 auto;
}
.iot-news .iot-news-content ul {
  width: 280px;
  flex-shrink: 0;
  position: relative;
  background-color: #fff;
  padding-left: 26px;
  box-shadow: 0 0 2px 1px #f1f2f6;
  overflow-x: hidden;
  overflow-y: scroll;
  border-radius: 4px;
}
.iot-news .iot-news-content ul::-webkit-scrollbar {
  width: 6px;
}
.iot-news .iot-news-content ul::-webkit-scrollbar-track {
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.06);
  -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.08);
}
.iot-news .iot-news-content ul::-webkit-scrollbar-thumb {
  border-radius: 3px;
  background: #f1f2f6;
  -webkit-box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.2);
}
.iot-news .iot-news-content ul:before {
  content: '';
  position: absolute;
  width: 1px;
  top: 0;
  right: 0;
  background-color: #f6f6f6;
  height: 100%;
}
.iot-news .iot-news-content ul li {
  text-align: left;
  width: 94%;
  height: 42px;
  cursor: pointer;
  list-style: disc;
  line-height: 42px;
  position: relative;
  z-index: 2;
}
.iot-news .iot-news-content ul li:before {
  content: '';
  display: block;
  width: 120%;
  height: 100%;
  left: -10%;
  position: absolute;
  top: 0;
  border-radius: 2px;
  background-color: #f1f2f699;
  z-index: -1;
  opacity: 0;
}
.iot-news .iot-news-content ul li.iot-active {
  color: #fefefe;
  z-index: 1;
}
.iot-news .iot-news-content ul li.iot-active:before {
  content: '';
  display: block;
  width: 120%;
  height: 100%;
  left: -10%;
  position: absolute;
  top: 0;
  border-radius: 2px;
  background-color: #1e90ff;
  z-index: -1;
  opacity: 1;
}
.iot-news .iot-news-content ul li.iot-active:hover {
  color: #fefefe;
}
.iot-news .iot-news-content ul li:hover {
  color: #1e90ff;
}
.iot-news .iot-news-content ul li:hover::before {
  opacity: 1;
}
.iot-news .iot-news-content .iot-news-tx-box {
  flex-shrink: 0;
  width: 900px;
  margin-left: 10px;
  border-radius: 2px;
  background-color: #f1f2f6;
  box-shadow: inset 2px 2px 6px 2px #ced6e0;
  padding-top: 20px;
  overflow: hidden;
}
.iot-news .iot-news-content .iot-news-tx-box .iot-news-tx {
  width: 100%;
  height: 100%;
  overflow-y: scroll;
  display: none;
}
.iot-news .iot-news-content .iot-news-tx-box .iot-news-tx h2 {
  margin-bottom: 12px;
  color: #2c3e50;
  font-size: 24px;
}
.iot-news .iot-news-content .iot-news-tx-box .iot-news-tx span {
  box-sizing: border-box;
  color: #2f3542;
  display: block;
  width: 100%;
  height: 90%;
  font-size: 16px;
  padding: 10px 30px 30px 30px;
  text-align: left;
  text-indent: 2em;
  letter-spacing: 1px;
  line-height: 32px;
}
.iot-use-box {
  width: 1400px;
  margin: 40px auto;
}
.iot-use-box .iot-use-title {
  text-align: center;
}
.iot-use-box .iot-use-title p {
  font-size: 16px;
  margin: 10px 0 30px 0 ;
}
.iot-use-box .iot-use-lay {
  width: 90%;
  display: flex;
  justify-content: space-around;
  margin: 0 auto;
}
.iot-use-box .iot-use-lay .iot-use-content {
  width: 254px;
  height: 370px;
  box-shadow: 0 1px 1px 2px #f1f2f6;
  transition: all 0.2s linear;
}
.iot-use-box .iot-use-lay .iot-use-content:hover {
  box-shadow: 0 1px 6px 5px #f1f2f6;
}
.iot-use-box .iot-use-lay .iot-use-content .iot-use-content-txt {
  padding: 20px;
}
.iot-use-box .iot-use-lay .iot-use-content .iot-use-content-txt h2 {
  font-size: 20px;
  margin-bottom: 6px;
  color: #000;
}
.iot-use-box .iot-use-lay .iot-use-content .iot-use-content-txt p {
  display: block;
  width: 94%;
  color: #6f6f6f;
}
.iot-use-box .iot-use-lay .iot-use-content img {
  width: 254px;
  height: 162px;
}
.more-fa {
  width: 1360px;
  margin: 0 auto;
}
.more-fa .more-title h2 {
  padding-top: 42px;
  font-size: 36px;
  color: #333333;
  font-weight: 500;
  text-align: center;
  margin-bottom: 46px;
}
.more-fa .more-b .more-b-content {
  display: flex;
  align-items: center;
  justify-content: space-around;
  margin-bottom: 22px;
}
.more-fa .more-b .more-b-content .more-sence {
  width: 284px;
  height: 92px;
  border: 1px solid #3498db66;
  text-align: center;
  line-height: 92px;
  border-radius: 4px;
  margin-bottom: 16px;
}
.more-fa .more-b .more-b-content .more-sence i,
.more-fa .more-b .more-b-content .more-sence span {
  font-size: 22px;
  font-weight: 600;
  color: #333;
}
.more-fa .more-b .more-b-content .more-sence i {
  font-size: 24px;
}
.more-fa .more-b .more-b-content .more-circle {
  display: flex;
  align-items: center;
}
.more-fa .more-b .more-b-content .more-circle .circle-c {
  width: 82px;
  height: 82px;
  border-radius: 50%;
  border: 1px solid #3498db66;
  display: flex;
  justify-content: center;
  align-items: center;
}
.more-fa .more-b .more-b-content .more-circle .circle-c img {
  width: 52px;
  margin-right: 2px;
}
.more-fa .more-b .more-b-content .more-circle .circle-tx {
  margin-left: 12px;
}
.more-fa .more-b .more-b-content .more-circle .circle-tx h4 {
  font-size: 18px;
}
.more-fa .more-b .more-b-content .more-circle .circle-tx p {
  font-size: 16px;
  width: 282px;
}
.more-fa .more-b .more-lx {
  width: 92%;
  height: 166px;
  background: url(../img/iot/better.png) top center no-repeat;
  background-size: 100%;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: space-around;
}
.more-fa .more-b .more-lx b {
  color: #f2f4f6;
  font-weight: 600;
  font-size: 22px;
}
.more-fa .more-b .more-lx h5 {
  margin-top: 6px;
  font-size: 26px;
  color: #3498db;
}
.more-fa .more-b .more-lx span {
  display: block;
  width: 360px;
  height: 44px;
  color: #f2f6f2;
  line-height: 44px;
  margin: 20px auto;
  font-size: 24px;
  background: #0f5ff2;
  border-radius: 6px;
}