.myadvantage {
  width: 100%;
  height: 510px;
  /* padding: 40px 0; */
}

.myadvantage .advantage {
  width: 1200px;
  height: 510px;
  margin: 0 auto;
}

.myadvantage .advantage h2 {
  width: 100%;
  padding: 30px 0;
  text-align: center;
  font-weight: bold;
  font-size: 29px;
  color: #000;
  line-height: 30px;
}

.myadvantage .advantage ul {
  margin: 0px;
  padding: 0px;
  list-style-type: none;
}

.myadvantage .advantage ul li {
  width: 170px;
  margin: 35px;
  float: left;
  text-align: center;
  display: block;
}

.myadvantage .advantage ul li img {
  width: 170px;
  height: 170px;
}

.myadvantage .advantage h3 {
  font-size: 16px;
  color: #444;
}

.myadvantage .advantage p {
  line-height: 25px;
  font-size: 14px;
  color: #999;
}

.xcx_box {
  width: 100%;
  height: 500px;
}

.part01,
.part03 {
  background: #f1f6fe;
}

.xcx_box .box_n {
  width: 1200px;
  /* height: 190px; */
  height: 500px;
  padding: 155px 0;
  margin: 0 auto;
}

.part01 .box_n {
  background: url('https://szdbi.oss-cn-shenzhen.aliyuncs.com/gongsiguanwang/xcx_part01.png') no-repeat right center;
}

.xcx_box .box_n .text {
  width: 650px;
}

.xcx_box .box_n .h1 {
  height: 80px;
  font-size: 50px;
  font-weight: bold;
  color: #c5dafd;
}

.xcx_box .box_n .h1 span {
  padding-left: 10px;
}

.xcx_box .box_n .tit {
  margin-top: 10px;
  font-size: 25px;
  height: 45px;
}

.xcx_box .box_n .des {
  font-size: 15px;
  line-height: 30px;
}

.xcx_box {
  width: 100%;
  height: 500px;
}

.part02 .box_n {
  background: url('https://szdbi.oss-cn-shenzhen.aliyuncs.com/gongsiguanwang/xcx_part02.png') no-repeat left center;
}

.xcx_box .box_n {
  width: 1200px;
  /* height: 190px; */
  height: 100%;
  padding: 155px 0;
  margin: 0 auto;
}

.part02 .box_n .text {
  margin-left: 400px;
}

.xcx_box .box_n .text {
  width: 650px;
}

.part03 .box_n {
  background: url('https://szdbi.oss-cn-shenzhen.aliyuncs.com/gongsiguanwang/xcx_part03.png') no-repeat right center;
}

.part04 .box_n {
  padding: 50px 0;
}

.part04 h2 {
  width: 100%;
  padding: 30px 0;
  text-align: center;
  font-weight: bold;
  font-size: 29px;
  color: #000;
  line-height: 30px;
}

.part04 ul {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  /* justify-content: space-between; */
}

.part04 ul li {
  width: 130px;
  height: 160px;
  float: left;
  /* padding: 10px 55px; */
  margin: 10px 55px;
  text-align: center;
}

.part04 ul li img {
  width: 100px;
  height: 100px;
}

.part04 ul li p {
  height: 30px;
  padding-top: 10px;
  font-size: 16px;
  color: #444;
}

.app {
  width: 100%;
  height: 650px;
  background-color: #fff;
  clear: both;
}

.app .a_main {
  width: 1200px;
  height: 650px;
  margin: 0 auto;
  padding-top: 50px;
}

.app .a_main h2 {
  width: 316px;
  height: 85px;
  font-size: 29px;
  color: #000;
  line-height: 30px;
  /* padding-top: 15px; */
  margin: 0 auto;
  background: url('https://szdbi.oss-cn-shenzhen.aliyuncs.com/gongsiguanwang/a_ser_bg.jpg') no-repeat center bottom;
}

.app .a_main h2 p {
  font-size: 18px;
  color: #afafaf;
  height: 35px;
  font-weight: normal;
  text-align: center;
}

.app .a_main h4 {
  font-size: 14px;
  font-weight: normal;
  text-align: center;
  padding-top: 15px;
  color: #444;
}

.app .a_main .lc {
  width: 100%;
  padding: 100px 0;
}

.app .a_main .lc ul li {
  width: 140px;
  /* padding: 15px; */
  margin: 15px;
  text-align: center;
  float: left;
}

.app .a_main .lc ul li img {
  width: 100px;
  height: 100px;
  border-radius: 50px;
  border: 1px solid #aaa;
}

.app .a_main .lc ul li .tit {
  width: 100%;
  height: 40px;
  line-height: 40px;
  font-size: 18px;
  text-align: center;
}

.app .a_main .lc ul li p {
  color: #444;
}

.app .a_main .lc ul li:hover img {
  border: 1px solid #c70c1f;
}

.app .a_main .lc ul li:hover p {
  color: #c70c1f;
}

.i4 {
  width: 100%;
  height: auto;
  background: url('https://szdbi.oss-cn-shenzhen.aliyuncs.com/gongsiguanwang/zl_case_bg.png') no-repeat center top;
  padding-top: 30px;
}

.sy-title2 {
  text-align: center;
  margin: 0px auto;
  padding: 30px 0;
  clear: both;
}

.sy-title2 h1 {
  font-size: 35px;
  color: #fff;
  line-height: 65px;
  text-align: center;
}

.sy-title2 h2 {
  font-size: 20px;
  color: #fff;
  padding: 1px 0 10px 0;
  text-align: center;
}

.sj {
  width: 1240px;
  height: 500px;
  margin: 0 auto;
}

.sj ul {
  margin-bottom: 20px;
}

.sj ul li {
  /* width: 186px;
  height: 332px; */
  width: 248px;
  height: 438px;
  float: left;
  padding: 53px 31px;
  box-sizing: border-box;
  /* background: url('../assets/case_1.png') repeat-y center center; */
  background: url('https://szdbi.oss-cn-shenzhen.aliyuncs.com/gongsiguanwang/case_1.png') repeat-y center center;

}

.sj ul li a {
  display: block;
  color: #5f5d5d;
}

.sj ul li a img {
  border: 0 none;
  margin: 0;
  padding: 0;
}

.case_top {
  width: 100%;
  height: 150px;
  background-color: #08147a;
  border-bottom: 1px solid #CCC;
  border-top: 1px solid #CCC;
  margin-top:-10px;
}

.case_top .w1200 {
  width: 1200px;
  height: auto;
  margin: 0 auto;
}

.case_top .w1200 .left {
  width: 800px;
  height: 150px;
  float: left;
}

.case_top .w1200 .right {
  width: 400px;
  height: 150px;
  float: left;
}

.case_top .w1200 .left .title {
  font-size: 30px;
  color: #fff;
  padding-top: 60px;
  padding-bottom: 20px;
}

.case_top .w1200 .right ul li {
  width: 110px;
  float: left;
  padding-top: 30px;
  text-align: center;
}

.case_top .w1200 .right ul li a {
  color: #5f5d5d;
  text-decoration: none;
}

.case_top .w1200 .right ul li a img {
  width: 70px;
  height: 70px;
}

.case_top .w1200 .right ul li p {
  font-size: 14px;
  text-align: center;
  color: #fff;
}

.case_main {
  width: 1200px;
  margin: 0 auto;
}

.case_main .content {
  width: 1200px;
  height: auto;
  padding-top: 50px;
  padding-bottom: 50px;
}

.case_main .list {
  width: 100%;
  height: 40px;
  padding-top: 80px;
  padding-bottom: 50px;
  text-align: center;
}

.case_main .list ul .on {
  background-color: #1057a7;
  border: 1px solid #1057a7;
}

.case_main .list ul li {
  width: 150px;
  height: 30px;
  border: 1px solid #444;
  display: inline;
  margin: 10px;
  padding: 7px 20px;
  font-size: 14px;
  border-radius: 5px;
}

.case_main .list ul .on a {
  color: #fff;
}

.i3-IOT {
  width: 100%;
  /* background-color: #f2f2f2; */
}

.marketing-top {
  width: 100%;
  height: 100vh;
  background: url(../images/marketingIOT-log.jpg);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  min-height: 900px;
}

.marketing-top div {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 200px;
}

.marketing-top div p:nth-of-type(1) {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 65px;
  color: #FFFFFF;
  line-height: 70px;
}

.marketing-top div p:nth-of-type(2) {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 24px;
  color: #FFFFFF;
  line-height: 100px;
}

.marketing {
  width: 100%;
  background: #fff;
}

.marketing-item {
  width: 1400px;
  height: 100%;
  margin: 0 auto;
  display: flex;
  /* align-items: center;
  justify-content: center; */
  justify-content: space-between;
  padding: 80px 0;
}



.marketing .left {
  width: 600px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  /* margin-left: 140px; */
  position: relative;
  z-index: 2;
  padding-left: 145px;
  padding-top: 105px;
}
.marketing-action {
  position: absolute;
  top: 0px;
  left: 0;
  z-index: -1;
  font-family: Impact;
  font-weight: 400;
  font-size: 200px;
  color: #EDEDED;
}
.marketing .left .title p:nth-of-type(1) {
  font-family: Source Han Sans CN;
  font-weight: bold;
  font-size: 60px;
  color: #2B88E7;
  line-height: 70px;
}

.marketing .left .title p:nth-of-type(1) span {
  color: #333333;
}

.marketing .left .title p:nth-of-type(2) {
  font-family: Helvetica LT Std;
  font-weight: normal;
  font-size: 20px;
  color: #BFBFBF;
}

.marketing .left .des {
  padding-top: 20px;
}

.marketing .left .des p:nth-of-type(1) {
  font-weight: bold;
  font-size: 24px;
  color: #333333;
  line-height: 70px;
  color: #333333;
}

.marketing .left .des p:nth-of-type(2) {
  font-weight: 400;
  color: #999999;
  color: 16px;
}

.marketing .left .btn {}

.marketing .left .btn a {
  font-weight: 300;
  font-size: 16px;
  color: #FFFFFF;
}

.marketing .left .btn p {
  width: 150px;
  height: 46px;
  background: #2B88E7;
  border-radius: 23px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 40px;
}

.marketing .right {
  width: 500px;
  height: 450px;
}

.marketing .right img {
  height: 100%;
}
.marketing-page02{
  background: url('https://szdbi.oss-cn-shenzhen.aliyuncs.com/gongsiguanwang/marketingIOT-page02.png');
}
.marketing-page03{
  background: url('https://szdbi.oss-cn-shenzhen.aliyuncs.com/gongsiguanwang/marketingIOT-page03.png');
}
.page-action-02{
  color: #DBDBDB;
}
.page-action-03{
  color: #B2D8FF;
}
@media (max-width: 1500px) {
  .marketing-item {
    width: 1300px;
  }
}
@media (max-width: 1400px) {
  .marketing-item {
    width: 1200px;
  }
}
@media (max-width: 1300px) {
  .marketing-item {
    width: 1150px;
  }
}