.introduce {
  width: 100%;
  padding: 75px 0;
  background-color: #ffffff;
  text-align: center;
}

@media screen and (max-width: 768px) {
  .introduce {
    padding: 20px 0;
  }
}

.introduce p {
  color: #808080;
  font-size: 16px;
  line-height: 26px;
  width: 70%;
  margin: auto;
  margin-top: 50px;
  max-width: 910px;
}

@media screen and (max-width: 768px) {
  .introduce p {
    margin-top: 14px;
    width: 94%;
    font-size: 14px;
  }
}

.eco {
  width: 100%;
  background-color: #F5F5F7;
  padding: 75px 0 100px 0;
}

@media screen and (max-width: 768px) {
  .eco {
    padding: 20px 0;
  }
}

.eco-content {
  width: 1024px;
  margin: auto;
  padding-top: 46px;
}

@media screen and (max-width: 768px) {
  .eco-content {
    padding-top: 25px;
    width: calc(100% - 32px);
  }
}

.eco-content-item {
  width: 233px;
  margin-right: 23px;
  float: left;
}

@media screen and (max-width: 768px) {
  .eco-content-item {
    float: none;
    width: 234px;
    margin: auto;
    margin-bottom: 16px;
  }
}

.eco-content-item:hover {
  cursor: pointer;
}

.eco-content-item:hover .mask {
  display: block;
}

.eco-content-item-top {
  position: relative;
  height: 90px;
}

@media screen and (max-width: 768px) {
  .eco-content-item-top {
    height: 50px;
  }
}

.eco-content-item-top img {
  height: 100%;
  width: 100%;
}

.eco-content-item-top .mask {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background-color: rgba(118, 110, 230, 0.5);
  display: none;
}

.eco-content-item-top p {
  position: absolute;
  top: 50%;
  left: 50%;
  color: #ffffff;
  font-size: 16px;
  transform: translate(-50%, -50%);
  width: 100%;
  text-align: center;
}

.eco-content-item-bot {
  padding: 30px 25px;
  background: #ffffff;
  min-height: 210px;
}

@media screen and (max-width: 768px) {
  .eco-content-item-bot {
    min-height: 0;
    padding: 15px 12px;
  }
}

.eco-content-item-bot p {
  color: #808080;
  line-height: 35px;
  font-size: 16px;
  min-height: 175px;
  text-align: left;
}

@media screen and (max-width: 768px) {
  .eco-content-item-bot p {
    line-height: 22px;
    font-size: 14px;
    min-height: 0;
  }
}

.advantage {
  width: 100%;
  padding: 75px 0;
}

@media screen and (max-width: 768px) {
  .advantage {
    padding: 20px 0;
  }
}

.advantage-content {
  width: 1040px;
  margin: auto;
  margin-top: 100px;
}

@media screen and (max-width: 768px) {
  .advantage-content {
    width: calc(100% - 32px);
    margin-top: 45px;
  }
}

.advantage-content-left {
  float: left;
  width: 356px;
  margin-right: 32px;
}

@media screen and (max-width: 768px) {
  .advantage-content-left {
    width: 100%;
    float: none;
  }
}

.advantage-content-left img {
  width: 356px;
  height: 372px;
}

@media screen and (max-width: 768px) {
  .advantage-content-left img {
    width: 100%;
  }
}

.advantage-content-right {
  border-left: 2px solid #D5D5D5;
  padding: 27px 0 27px 28px;
  float: left;
  width: calc(100% - 388px);
  height: 344px;
  box-sizing: border-box;
}

@media screen and (max-width: 768px) {
  .advantage-content-right {
    width: 100%;
    float: none;
    height: auto;
    border: none;
    padding: 0;
    margin-top: 40px;
  }
}

.advantage-content-right .list {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.advantage-content-right .list-item {
  text-align: center;
  margin-bottom: 40px;
}

.advantage-content-right .list-item img {
  height: 29px;
}

.advantage-content-right .list-item p {
  color: #333333;
  margin: 10px 0;
}

.advantage-content-right .list-item span {
  display: inline-block;
  max-width: 140px;
  color: #808080;
  font-size: 12px;
  line-height: 22px;
}

.serveAdvantage {
  width: 100%;
  padding-bottom: 100px;
}

@media screen and (max-width: 768px) {
  .serveAdvantage {
    padding-bottom: 20px;
  }
}

.serveAdvantage-content {
  margin-top: 58px;
  width: 100%;
}

@media screen and (max-width: 768px) {
  .serveAdvantage-content {
    margin-top: 20px;
  }
}

.serveAdvantage-content-item {
  width: 100%;
}

@media screen and (max-width: 768px) {
  .serveAdvantage-content-item {
    padding: 16px 0;
  }
}

.serveAdvantage-content-item:nth-child(even) {
  background-color: #F5F5F7;
}

.serveAdvantage-content-item:last-child .serveAdvantage-content-item-container {
  width: 600px;
}

@media screen and (max-width: 768px) {
  .serveAdvantage-content-item:last-child .serveAdvantage-content-item-container {
    width: 100%;
  }
}

.serveAdvantage-content-item-container {
  width: 560px;
  margin: auto;
  display: flex;
  justify-content: space-between;
}

@media screen and (max-width: 768px) {
  .serveAdvantage-content-item-container {
    width: 100%;
    justify-content: space-around;
  }
}

.serveAdvantage-content-item-container .txt {
  align-self: center;
}

.serveAdvantage-content-item-container .txt h5 {
  font-size: 22px;
  color: #333333;
  margin-bottom: 28px;
}

@media screen and (max-width: 768px) {
  .serveAdvantage-content-item-container .txt h5 {
    font-size: 18px;
    margin-bottom: 14px;
  }
}

.serveAdvantage-content-item-container .txt p {
  color: #808080;
  font-size: 14px;
  line-height: 22px;
}

.serveAdvantage-content-item-container img {
  width: 283px;
  height: 283px;
}

@media screen and (max-width: 768px) {
  .serveAdvantage-content-item-container img {
    width: 100px;
    height: 100px;
    align-self: center;
  }
}

.appvalue {
  width: 100%;
  padding: 75px 0 100px 0;
  background-color: #F5F5F7;
}

@media screen and (max-width: 768px) {
  .appvalue {
    padding: 20px 0;
  }
}

.appvalue-content {
  margin: auto;
  margin-top: 50px;
  width: 1024px;
}

@media screen and (max-width: 768px) {
  .appvalue-content {
    width: 100%;
    margin-top: 23px;
  }
}

.appvalue-content-item {
  background: #ffffff;
  width: 217px;
  padding: 60px 14px 20px 14px;
  text-align: center;
  float: left;
  min-height: 317px;
  margin-right: 52px;
}

.appvalue-content-item:last-child {
  margin-right: 0;
}

.appvalue-content-item:nth-child(1) .appvalue-content-item-top .main {
  height: 53px;
}

.appvalue-content-item:nth-child(1) .appvalue-content-item-top .shadow {
  margin-top: 13px;
}

.appvalue-content-item:nth-child(2) .appvalue-content-item-top .main {
  width: 51px;
}

.appvalue-content-item:hover {
  box-shadow: 0px 3px 13px rgba(0, 0, 0, 0.16);
  cursor: pointer;
}

.appvalue-content-item-top {
  width: 74px;
  margin: auto;
}

.appvalue-content-item-top .main {
  width: 62px;
  height: 60px;
}

.appvalue-content-item-top .shadow {
  width: 74px;
  height: 21px;
  margin-top: 6px;
}

.appvalue-content-item-bot {
  margin-top: 22px;
}

.appvalue-content-item-bot span {
  font-size: 16px;
  color: #333333;
}

.appvalue-content-item-bot p {
  color: #8A8E99;
  margin-top: 12px;
  font-size: 14px;
  line-height: 22px;
  min-height: 132px;
  text-align: left;
}

.appvalue-xs {
  padding: 0 16px;
  margin-top: 25px;
}

.appvalue-xs-item {
  width: 100%;
  margin-bottom: 15px;
  box-shadow: 0px 0px 6px rgba(228, 196, 255, 0.65);
  background-color: #ffffff;
  padding: 10px 8px 10px 0;
}

.appvalue-xs-item img {
  width: 50px;
  float: left;
  margin: 25px 28px 0 28px;
}

.appvalue-xs-item-r {
  float: left;
  width: calc(100% - 107px);
}

.appvalue-xs-item-r p {
  color: #333333;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
}

.appvalue-xs-item-r span {
  font-size: 12px;
  color: #808080;
  display: inline-block;
  min-height: 54px;
}