.banner {
  height: 400px;
  background: url(../pic/service/banner_service.jpg) no-repeat center;
  background-size: cover;
}
.tab-bar {
  background: #f5f7fa;
}
.tab-bar .nav-tabs {
  display: flex;
  justify-content: space-between;
  border: none;
}
.tab-bar .nav-tabs li {
  flex: 1;
}
.tab-bar .nav-tabs li a {
  margin: 0;
  border-radius: 0;
  border: none;
  color: #666;
  padding: 0;
  font-size: 24px;
  line-height: 60px;
  text-align: center;
  cursor: pointer;
}
.tab-bar .nav-tabs li a:hover {
  color: #fff;
  border: none;
  background: linear-gradient(right, #17c1ff, #353aff);
  background: -ms-linear-gradient(right, #17c1ff, #353aff);
  background: -webkit-linear-gradient(right, #17c1ff, #353aff);
  background: -o-linear-gradient(right, #17c1ff, #353aff);
  background: -moz-linear-gradient(right, #17c1ff, #353aff);
}
.tab-bar .nav-tabs li.active a {
  border: none;
  color: #fff;
  background: linear-gradient(right, #17c1ff, #353aff);
  background: -ms-linear-gradient(right, #17c1ff, #353aff);
  background: -webkit-linear-gradient(right, #17c1ff, #353aff);
  background: -o-linear-gradient(right, #17c1ff, #353aff);
  background: -moz-linear-gradient(right, #17c1ff, #353aff);
}
.tab-bar .nav-tabs li.active a:hover {
  color: #fff;
  border: none;
}
h2 {
  font-size: 30px;
  text-align: center;
  color: #000;
  line-height: 30px;
}
h2 span {
  display: block;
  margin: 30px auto 60px;
  height: 2px;
  width: 80px;
  background: #1f87ff;
  border-radius: 1px;
}
[class^='dataV-item'],
[class^=BI-item],
[class^=dataC-item] {
  padding: 100px 0 100px;
}
.dataV-item1,
.dataC-item1 {
  background: #fff;
}
.dataV-item1 p,
.dataC-item1 p {
  font-size: 20px;
  line-height: 40px;
  padding: 0 15px;
  color: #333;
  text-align: center;
}
.dataV-item2 {
  background-color: #f5f7fa;
}
.dataV-item2 ul {
  display: flex;
  justify-content: space-between;
}
.dataV-item2 ul .content {
  width: 200px;
  padding: 30px 22px 22px;
  background: #fff;
  box-shadow: 0 4px 10px rgba(153, 153, 153, 0.2);
  border-radius: 10px;
}
.dataV-item2 ul .content div img {
  max-width: 24px;
}
.dataV-item2 ul .content div h3 {
  position: relative;
  left: 10px;
  top: 4px;
  display: inline-block;
  font-size: 20px;
  font-weight: bold;
  line-height: 20px;
  color: #333;
}
.dataV-item2 ul .content div h3 span {
  display: block;
  position: absolute;
  left: 0;
  top: 12px;
  width: 80px;
  height: 10px;
  opacity: 0.6;
  background: linear-gradient(left, #1f87ff, #1f88ff00);
  background: -ms-linear-gradient(left, #1f87ff, #1f88ff00);
  background: -webkit-linear-gradient(left, #1f87ff, #1f88ff00);
  background: -o-linear-gradient(left, #1f87ff, #1f88ff00);
  background: -moz-linear-gradient(left, #1f87ff, #1f88ff00);
}
.dataV-item2 ul .content p {
  color: #666;
  font-size: 16px;
  line-height: 36px;
  margin-top: 16px;
}
.dataV-item2 ul .arrow {
  align-self: center;
}
.dataV-item2 ul .arrow img {
  width: 22px;
}
.dataV-item3 h2 span {
  margin-bottom: 10px;
}
.dataV-item3 ul {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.dataV-item3 ul li {
  width: 26.7%;
  padding-top: 50px;
}
.dataV-item3 ul li img {
  width: 80px;
}
.dataV-item3 ul li h3 {
  font-size: 20px;
  font-weight: bold;
  line-height: 20px;
  color: #333;
  margin-top: 20px;
}
.dataV-item3 ul li p {
  font-size: 16px;
  line-height: 36px;
  color: #666;
  margin-top: 20px;
}
.dataV-item4 {
  padding-top: 0;
}
.dataV-item4 img {
  width: 100%;
  margin-bottom: 10px;
}
.BI-item1 .content1,
.dataC-item5 .content1,
.BI-item1 .content2,
.dataC-item5 .content2 {
  margin-bottom: 40px;
  padding: 25px;
  box-shadow: 0 4px 12px rgba(153, 153, 153, 0.3);
}
.BI-item1 .content1 .col-sm-2,
.dataC-item5 .content1 .col-sm-2,
.BI-item1 .content2 .col-sm-2,
.dataC-item5 .content2 .col-sm-2 {
  padding: 15px 20px 0 30px;
}
.BI-item1 .content1 img,
.dataC-item5 .content1 img,
.BI-item1 .content2 img,
.dataC-item5 .content2 img {
  width: 80%;
}
.BI-item1 .content1 .col-sm-10,
.dataC-item5 .content1 .col-sm-10,
.BI-item1 .content2 .col-sm-10,
.dataC-item5 .content2 .col-sm-10 {
  padding-left: 0;
}
.BI-item1 .content1 p,
.dataC-item5 .content1 p,
.BI-item1 .content2 p,
.dataC-item5 .content2 p {
  font-size: 18px;
  line-height: 36px;
  color: #333;
}
.BI-item1 .content3,
.dataC-item5 .content3 {
  padding: 30px;
  box-shadow: 0 4px 12px rgba(153, 153, 153, 0.3);
}
.BI-item1 .content3 h4,
.dataC-item5 .content3 h4 {
  font-size: 18px;
  line-height: 18px;
  font-weight: bold;
  padding-bottom: 30px;
  color: #333;
}
.BI-item1 .content3 div,
.dataC-item5 .content3 div {
  margin-bottom: 20px;
  padding: 20px;
  border: 1px solid #c9c9c9;
  text-align: center;
}
.BI-item1 .content3 div p,
.dataC-item5 .content3 div p {
  line-height: 36px;
  font-size: 18px;
}
.BI-item1 .content3 div p:nth-child(1),
.dataC-item5 .content3 div p:nth-child(1) {
  color: #333;
}
.BI-item1 .content3 div p:nth-child(2),
.dataC-item5 .content3 div p:nth-child(2) {
  color: #808080;
}
.BI-item1 .content3 div:last-child,
.dataC-item5 .content3 div:last-child {
  margin-bottom: 0;
  padding: 20px 60px;
}
.BI-item1 .content3 div:last-child p,
.dataC-item5 .content3 div:last-child p {
  text-align: justify;
  text-align-last: center;
}
.BI-item2,
.dataC-item4 {
  background-color: #f5f7fa;
}
.BI-item2 img,
.dataC-item4 img {
  width: 100%;
}
.BI-item3 p,
.BI-item4 p {
  font-size: 18px;
  color: #333;
  line-height: 36px;
  margin-bottom: 24px;
}
.BI-item4 {
  padding-top: 0;
}
.dataC-item2 {
  background-color: #f5f7fa;
}
.dataC-item2 ul {
  display: flex;
  justify-content: space-between;
}
.dataC-item2 ul .content img {
  max-width: 160px;
}
.dataC-item2 ul .content h3 {
  text-align: center;
  font-size: 24px;
  line-height: 24px;
  color: #333;
  margin-top: 10px;
}
.dataC-item2 ul .arrow img {
  margin-top: 60px;
  max-width: 22px;
}
.dataC-item3 ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.dataC-item3 ul li {
  width: 47.5%;
  padding: 24px 60px;
  box-shadow: 0px 6px 20px rgba(153, 153, 153, 0.2);
}
.dataC-item3 ul li:nth-child(-n+2) {
  margin-bottom: 50px;
}
.dataC-item3 ul li div {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.dataC-item3 ul li div h5 {
  flex: 1;
  max-width: 52px;
  max-height: 52px;
  border-radius: 26px;
  border: 1px solid rgba(31, 135, 255, 0.3);
  font-size: 24px;
  line-height: 52px;
  color: #1f87ff;
  text-align: center;
}
.dataC-item3 ul li div p {
  flex: 1;
  padding-left: 30px;
  font-size: 18px;
  line-height: 36px;
  color: #666;
}
.dataC-item5 .content3 div:last-child {
  padding: 20px;
}
.dataC-item5 .content3:last-child {
  margin-top: 60px;
}
.dataC-item5 .content3 h4 {
  font-size: 24px;
  line-height: 24px;
  text-align: center;
}
@media screen and (max-width: 991px) {
  .dataV-item2 ul .content {
    width: 24%;
  }
  .dataC-item2 ul {
    flex-wrap: wrap;
  }
  .dataC-item2 ul .content {
    text-align: center;
  }
  .dataC-item2 ul .content img {
    max-width: 100px;
  }
  .dataC-item2 ul .content h3 {
    font-size: 16px;
    line-height: 20px;
  }
  .dataC-item2 ul .arrow {
    text-align: center;
  }
  .dataC-item2 ul .arrow img {
    margin-top: 36px;
    max-width: 20px;
  }
}
@media screen and (max-width: 767px) {
  .tab-bar .nav-tabs li a {
    font-size: 16px;
    line-height: 48px;
  }
  [class^='dataV-item'],
  [class^='BI-item'],
  [class^='dataC-item'] {
    padding: 70px 15px 70px;
  }
  h2 {
    line-height: 40px;
  }
  .dataV-item2 ul {
    flex-wrap: wrap;
  }
  .dataV-item2 ul .content {
    width: 100%;
    margin: 15px;
  }
  .dataV-item2 ul .content:nth-child(1) {
    margin-top: 0;
  }
  .dataV-item3 h2 span {
    margin-bottom: 10px;
  }
  .dataV-item3 ul li {
    width: 100%;
    padding: 40px 15px 0;
    text-align: center;
  }
  .dataV-item4 {
    padding: 0 15px 60px;
  }
  .BI-item1 .content1,
  .BI-item1 .content2 {
    padding: 25px;
  }
  .BI-item1 .content1 .col-sm-2,
  .BI-item1 .content2 .col-sm-2 {
    padding: 20px 20px;
  }
  .BI-item1 .content1 img,
  .BI-item1 .content2 img {
    width: 100px;
  }
  .BI-item1 .content1 p,
  .BI-item1 .content2 p {
    text-align: justify;
    text-align-last: left;
  }
  .BI-item1 .content1 .col-sm-10,
  .BI-item1 .content2 .col-sm-10 {
    padding-left: 15px;
  }
  .BI-item1 .content3 {
    padding: 30px;
  }
  .BI-item1 .content3 div:last-child {
    padding: 20px 20px;
  }
  .BI-item4 {
    padding-top: 0;
  }
  .dataC-item2 ul {
    flex-wrap: wrap;
  }
  .dataC-item2 ul .content {
    flex: 1;
  }
  .dataC-item2 ul .content:nth-child(2n+7) {
    padding-top: 20px;
  }
  .dataC-item3 ul {
    padding: 0 15px;
  }
  .dataC-item3 ul li {
    width: 100%;
    padding: 20px;
  }
  .dataC-item3 ul li:nth-child(-n+3) {
    margin-bottom: 30px;
  }
}