.nav-img {
  width: 94.27083vw;
  height: 40.52083vw;
}

.nav-img img {
  width: 94.27083vw;
  height: 40.52083vw;
}

.container {
  text-align: center;
}

.pub-title {
  font-family: Source Han Sans CN;
  font-weight: 500;
  color: #333333;
  line-height: 2.5vw;
}

.pub-title-eng {
  font-family: Source Han Sans CN;
  font-weight: 400;
  color: #999999;
}

.pub-text {
  font-size: 0.9375vw;
  font-family: Source Han Sans CN;
  font-weight: 400;
  color: rgba(102, 102, 102, 0.8);
  line-height: 2.03125vw;
}

.pub-mini-title {
  font-size: 1.30208vw;
  font-family: Source Han Sans CN;
  font-weight: 500;
  color: rgba(0, 0, 0, 0.8);
  line-height: 2.5vw;
  text-align: left;
}

.pub-more {
  width: 8.125vw;
  height: 2.8125vw;
  font-size: 1.04167vw;
  font-family: Source Han Sans CN;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 2.8125vw;
  border-radius: 0.52083vw;
  text-align: center;
  background-color: #3558af;
  margin-top: 2.08333vw;
}

.solution-content {
  font-size: 0;
  width: 56.14583vw;
  min-width: 56.14583vw;
  margin: 4.6875vw auto 0 auto;
  margin-top: 2.60417vw;
}

.solution-content .icon {
  display: inline-block;
  vertical-align: middle;
}

.solution-content .icon img {
  width: 24.375vw;
  height: 21.875vw;
}

.solution-content .text-content {
  display: inline-block;
  vertical-align: middle;
  text-align: left;
  width: 23.95833vw;
  margin-left: 7.55208vw;
}

.solution-contentspy {
  font-size: 0;
  width: 56.14583vw;
  min-width: 56.14583vw;
  margin: 0 auto;
}

.solution-contentspy .icon {
  display: inline-block;
  vertical-align: middle;
  margin-left: 7.55208vw;
}

.solution-contentspy .icon img {
  width: 24.375vw;
  height: 21.875vw;
}

.solution-contentspy .text-content {
  display: inline-block;
  vertical-align: middle;
  text-align: left;
  width: 23.95833vw;
}

.solution-cr {
  height: 39.42708vw;
  box-sizing: border-box;
  padding: 4.6875vw 0;
}

.solution-spy {
  background-color: #f4f6ff;
  height: 31.25vw;
  box-sizing: border-box;
  padding: 3.125vw 0;
}

.problem-title {
  margin: 4.6875vw 0 3.125vw 0;
}

.problem-content {
  width: 100%;
  height: 35.10417vw;
  background-image: url("../images/index/wenti_bg.png");
  background-size: 100% 35.10417vw;
  background-repeat: no-repeat;
  box-sizing: border-box;
}

.problem-list {
  width: 76.5625vw;
  height: 21.51042vw;
  display: flex;
  margin: 0 auto;
  padding: 6.51042vw 0;
  align-items: center;
  justify-content: space-between;
}

.problem-item {
  background-color: #fff;
  width: 17.70833vw;
  height: 21.61458vw;
  border-radius: 0.625vw;
}

.problem-item .icon {
  margin: 1.45833vw auto;
  width: 7.1875vw;
  height: 7.1875vw;
  display: block;
}

.problem-item .icon img {
  width: 7.1875vw;
  height: 7.1875vw;
}

.problem-item .problem-min-title {
  display: block;
  font-size: 1.30208vw;
  font-family: Source Han Sans CN;
  font-weight: 500;
  color: #333333;
  line-height: 3.02083vw;
  letter-spacing: 1.5px;
}

.problem-item .problem-text {
  margin: 0 2.60417vw;
  text-align: left;
}

.advantage-box {
  background-color: #f9fafe;
  text-align: left;
  height: 49.47917vw;
}

.advantage-box .advantage-content {
  width: 76.5625vw;
  display: flex;
  align-items: top;
  justify-content: space-between;
  flex-wrap: wrap;
  margin: 0 auto;
  padding: 4.6875vw 0;
}

.advantage-box .advantage-content .advantage-item {
  text-align: left;
  width: 37.23958vw;
  height: 16.14583vw;
  background: #FFFFFF;
  border-radius: 0.52083vw;
  display: flex;
  align-items: top;
  justify-content: space-between;
  box-sizing: border-box;
  padding: 0 2.60417vw;
  margin-bottom: 2.08333vw;
  padding-top: 3.125vw;
}

.advantage-box .advantage-content .advantage-item .img {
  width: 9.89583vw;
  height: 9.89583vw;
}

.advantage-box .advantage-content .advantage-item .img img {
  width: 9.89583vw;
  height: 9.89583vw;
}

.advantage-box .advantage-content .advantage-item .advantage-text .pub-font-20 {
  margin-top: 1.04167vw;
}