* {
  box-sizing: border-box;
}
.banner img {
  width: 100%;
  display: block;
}
.title {
  text-align: center;
}
.title h3 {
  display: inline-block;
  font-size: 30px;
  line-height: 45px;
  border: 1px solid #537cf0;
  padding: 0 30px;
  color: #333;
}
.title h6 {
  font-size: 20px;
  color: #666;
  margin-top: 15px;
  line-height: 1;
}
.container {
  width: 1200px;
  margin: 0 auto;
}
.content {
  display: flex;
}
.problem {
  padding-top: 86px;
  padding-bottom: 80px;
}
.problem ul.content {
  padding-top: 50px;
}
.problem ul.content li {
  flex: 1;
  margin-right: 40px;
  padding-bottom: 48px;
  box-shadow: 0 0 29px 0 rgba(83, 124, 240, 0.08);
}
.problem ul.content li:last-child {
  margin-right: 0;
}
.problem ul.content li .icon {
  margin: 59px auto;
  text-align: center;
  width: auto;
  height: 78px;
}
.problem ul.content li .icon img {
  width: auto;
  height: 100%;
}
.problem ul.content li .info {
  padding: 0 20px;
}
.problem ul.content li .info h3 {
  font-size: 20px;
  color: #333;
  text-align: center;
  margin-bottom: 16px;
  line-height: 1;
}
.problem ul.content li .info p {
  font-size: 16px;
  line-height: 22px;
  color: #666;
}
.service {
  padding-top: 42px;
  padding-bottom: 103px;
  background-color: #f5f5f5;
}
.service ul.content {
  padding-top: 54px;
}
.service ul.content li {
  flex: 1;
  margin-right: 30px;
}
.service ul.content li:last-child {
  margin-right: 0;
}
.service ul.content li .img-box {
  width: 100%;
}
.service ul.content li .img-box img {
  width: 100%;
  display: block;
}
.service ul.content li .info-box {
  width: 100%;
  height: 191px;
  padding: 34px 24px;
  overflow: hidden;
  box-shadow: 0 0 16px 0 rgba(7, 1, 2, 0.27);
}
.service ul.content li .info-box h3 {
  font-size: 20px;
  color: #333;
  text-align: center;
  line-height: 1;
  margin-bottom: 16px;
}
.service ul.content li .info-box p {
  font-size: 16px;
  line-height: 22px;
  color: #666;
}
.advantage {
  padding-top: 73px;
  padding-bottom: 78px;
  background-image: url(../images/advantage_bg.jpg);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}
.advantage .title h3 {
  border-color: #fff;
  color: #fff;
}
.advantage ul.content {
  padding: 0 55px;
  padding-top: 104px;
}
.advantage ul.content li {
  flex: 1;
  margin-right: 126px;
}
.advantage ul.content li:last-child {
  margin-right: 0;
}
.advantage ul.content li h6 {
  font-size: 18px;
  line-height: 30px;
  color: #fff;
  text-align: center;
}
.advantage ul.content li h6:last-child {
  text-align: left;
}
.advantage ul.content li .numU {
  text-align: center;
  color: #fff;
  font-size: 30px;
  padding: 40px 0;
}
.advantage ul.content li .numU span {
  font-size: 90px;
  color: #fff;
  vertical-align: top;
  line-height: 126px;
}
.process {
  padding-top: 104px;
  padding-bottom: 90px;
}
.process ul {
  padding: 0 110px;
  padding-top: 33px;
}
.process ul li {
  display: flex;
}
.process ul li .left-num {
  width: 76px;
  background-color: #edf2fd;
  padding-top: 26px;
}
.process ul li .left-num span {
  display: block;
  font-size: 40px;
  line-height: 1;
  color: #537cf0;
  font-weight: bolder;
  font-style: italic;
  font-family: '微软雅黑';
  transform: translateX(47px) translateY(-6px);
}
.process ul li .right-info {
  width: calc(100% - 116px);
  margin-left: auto;
  padding-top: 25px;
  padding-bottom: 16px;
}
.process ul li .right-info h3 {
  font-size: 24px;
  color: #666;
  line-height: 1;
  margin-bottom: 11px;
}
.process ul li .right-info p {
  font-size: 18px;
  line-height: 24px;
  color: #666;
}
.case {
  padding-top: 60px;
  padding-bottom: 115px;
  background-image: url(../images/case_bg.jpg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}
.case .case-content {
  padding: 0 54px;
  padding-top: 66px;
}
.case .case-content .item-info {
  margin-bottom: 45px;
}
.case .case-content .item-info:last-child {
  margin-bottom: 0;
}
.case .case-content .item-info h3 {
  font-size: 24px;
  line-height: 1;
  color: #333;
  margin-bottom: 14px;
}
.case .case-content .item-info p {
  font-size: 16px;
  line-height: 24px;
  color: #333;
}
.question {
  padding: 104px 0;
}
.question ul {
  padding: 0 56px;
  padding-top: 78px;
}
.question ul li {
  margin-bottom: 38px;
}
.question ul li:last-child {
  margin-bottom: 0;
}
.question ul li h3.que {
  padding-left: 48px;
  line-height: 32px;
  font-size: 24px;
  color: #537cf0;
  background-image: url(../images/q_icon.png);
  background-repeat: no-repeat;
  background-size: 31px;
  background-position: 3px left;
  margin-bottom: 14px;
}
.question ul li p.ans {
  font-size: 18px;
  line-height: 24px;
  color: #666;
}