.banner {
  width: 100%;
  margin:0 auto;
}
.banner img{
  width: 100%;
  vertical-align: middle;
}
.w-1200 {
  width: 1200px;
  margin: 0 auto;
}
.title {
  width: 100%;
  text-align: center;
}
.title-cn {
  font-weight: bold;
  font-size: 30px;
  color: #ca1935;
  margin-bottom: 10px;
}
.title-en {
  font-size: 18px;
  color: #000000;
}
.title-text {
  margin: 20px 0 10px;
  font-weight: 600;
  color: #333333;
  font-size: 22px;
  letter-spacing: 6px;
  text-align: center;
}
.service {
  width: 100%;
  height: 410px;
  background: url("../images/index-service-bg.png") no-repeat center;
}
.service .w-1200 {
  padding-top: 30px;
}
.service-list {
  margin-top: 30px;
  display: flex;
  justify-content: space-between;
}
.service-list .list-item {
  width: 32%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 30px 0;
  border-radius: 8px;
  box-shadow: 0 1px 3px 1px #e9e9ea;
  border: 1px solid #e9e9e9;
}
.service-list .list-item:nth-child(1) .item-icon {
  background: url("../images/index-service-icon1_1.png") no-repeat center;
}
.service-list .list-item:nth-child(2) .item-icon {
  background: url("../images/index-service-icon2_1.png") no-repeat center;
}
.service-list .list-item:nth-child(3) .item-icon {
  background: url("../images/index-service-icon3_1.png") no-repeat center;
}
.service-list .list-item .item-icon {
  display: inline-block;
  width: 41px;
  height: 41px;
}
.service-list .list-item h2 {
  font-weight: bold;
  font-size: 30px;
  color: #333333;
  padding: 10px 0;
}
.service-list .list-item h4 {
  font-size: 22px;
  color: #666666;
}
.service-list .active-item {
  background-color: #ca1935;
  cursor: pointer;
}
.service-list .active-item:nth-child(1) .item-icon {
  background: url("../images/index-service-icon1_2.png") no-repeat center;
}
.service-list .active-item:nth-child(2) .item-icon {
  background: url("../images/index-service-icon2_2.png") no-repeat center;
}
.service-list .active-item:nth-child(3) .item-icon {
  background: url("../images/index-service-icon3_2.png") no-repeat center;
}
.service-list .active-item h2,
.service-list .active-item h4 {
  color: #ffffff;
}
.significance {
  width: 100%;
}
.significance .title {
  padding-top: 30px;
}
.significance-list {
  display: flex;
  flex-wrap: wrap;
}
.significance-list .list-item {
  box-sizing: border-box;
  width: 50%;
  height: 150px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.significance-list .list-item:nth-child(3n + 1) {
  background-color: #eeeeee;
}
.significance-list .list-item:nth-child(odd) {
  text-align: right;
}
.significance-list .list-item h2 {
  width: 60%;
  line-height: 150px;
  font-size: 22px;
  color: #666666;
}
.significance-list .active-item {
  background-color: #ca1935 !important;
  cursor: pointer;
}
.significance-list .active-item h2 {
  color: #ffffff;
}
.advantage {
  width: 100%;
  height: 600px;
  background: url("../images/index-advantage-bg.jpg") no-repeat center;
}
.advantage .title {
  padding-top: 60px;
}
.advantage .title-en {
  color: #ffffff;
}
.advantage .center-text {
  margin-top: 110px;
}
.advantage .center-text p {
  text-align: center;
  letter-spacing: 15px;
  font-weight: bold;
  font-size: 40px;
  color: #ca1935;
}
.advantage .center-text p span {
  font-size: 42px;
  color: #ffffff;
  font-weight: normal;
}
.mien {
  width: 100%;
}
.mien .title {
  padding-top: 30px;
}
.mien .title-text {
  color: #ca1935;
}
.mien div:nth-child(3) {
  background-color: #fff;
}
.mien-list {
  width: 100%;
  height: 520px;
  background: url("../images/index-mien-bg.png") no-repeat top;
  position: relative;
}
.mien-list .timeline {
  top: 85px;
  position: absolute;
  z-index: -100;
}
.mien-list .list-item {
  position: relative;
  line-height: 25px;
}
.mien-list .list-item h2 {
  font-size: 22px;
  color: #ca1935;
  font-weight: bold;
  margin-bottom: 5px;
}
.mien-list .list-item .circle {
  display: inline-block;
  width: 15px;
  height: 15px;
  box-shadow: 0 1px 3px 1px #e9e9ea;
  background-color: #ffffff;
  border-radius: 50%;
  position: absolute;
  z-index: 10;
}
.mien-list .list-item:nth-child(1) {
  position: absolute;
  top: 100px;
}
.mien-list .list-item:nth-child(1) .circle {
  bottom: -31px;
  left: 20px;
}
.mien-list .list-item:nth-child(2) {
  position: absolute;
  left: 200px;
  bottom: 95px;
}
.mien-list .list-item:nth-child(2) .circle {
  top: -23px;
  left: 15px;
}
.mien-list .list-item:nth-child(3) {
  position: absolute;
  top: 106px;
  left: 350px;
}
.mien-list .list-item:nth-child(3) .circle {
  bottom: -51px;
  left: 65px;
}
.mien-list .list-item:nth-child(4) {
  position: absolute;
  left: 590px;
  bottom: 223px;
}
.mien-list .list-item:nth-child(4) .circle {
  top: -23px;
  left: 15px;
}
.mien-list .list-item:nth-child(5) {
  position: absolute;
  top: 25px;
  left: 760px;
}
.mien-list .list-item:nth-child(5) .circle {
  bottom: -20px;
  left: 65px;
}
.mien-list .list-item:nth-child(6) {
  position: absolute;
  right: 0px;
  bottom: 290px;
}
.mien-list .list-item:nth-child(6) .circle {
  top: -41px;
  left: 65px;
}
.mien-show {
  background-color: #fafafa;
  padding-bottom: 40px;
}
.mien-show .title-text {
  margin: 0;
  padding: 20px;
}
.mien-show .show-item {
  display: flex;
  justify-content: space-between;
  box-sizing: border-box;
  border-radius: 5px;
}
.mien-show .s-item {
  border-radius: 5px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 1px 3px 1px #e9e9ea;
  width: 22%;
  background-color: #fff;
}
.mien-show .s-item p {
  margin-top: 10px;
}
.mien-show .image {
  width: 265px;
  height: 180px;
  border-radius: 5px;
  background-color: #fafafa;
  display: flex;
  justify-content: center;
  align-items: center;
}
.more-button {
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 40px;
}
.more-button button {
  color: #ca1935;
  background-color: #fff;
  border: 1px solid #ca1935;
  border-radius: 5px;
  padding: 10px 30px;
}
#Service,
#Significance,
#Advantage,
#Mien {
  position: relative;
  top: -80px;
}