.product-service-sub{
  background: #F9FAFF;
}
.app-banner{
  position: relative;
  min-height:400px;
  display: block;
  background:url(../image/banner/product-banner.png) no-repeat center center;
  background-size: 100% 100%;
  overflow: hidden;
}
.sub-top{
  top: 45%;
}
.app-introduce{
  padding: 20px 0 40px 0;
}
.product-introduce-title{
  padding: 40px 0 40px 0;
  text-align: center;
  font-size: 28px;
  line-height: 28px;
}
.introduce-content{
  margin: 0 40px;
  padding: 40px 47px 15px 47px;
  text-align: center;
  position: relative;
  min-height:170px;
  display: block;
  background:url(../image/product/product-bac1.png) no-repeat center center;
  background-size: cover;
  overflow: hidden;
}
.introduce-content1{
  padding: 40px 185px 15px 185px;
}
.introduce-content2{
  padding: 40px 150px 15px 150px;
}
.introduce-content-title{
  font-size: 16px;
  line-height: 16px;
  font-weight: bold;
  padding-bottom: 20px;
}
.introduce-content-msg{
  font-size: 16px;
  line-height: 26px;
}
.app-advantage{
  position: relative;
  min-height:320px;
  display: block;
  background:url(../image/product/product-bac2.png) no-repeat center center;
  background-size: 100% 100%;
  overflow: hidden;
}
.app-advantage-analysis{
  min-height: 604px;
  background:url(../image/product/product-bac7.png) no-repeat center center;
  background-size: 100% 100%;
}
.app-advantage-process{
  min-height: 516px;
  background:url(../image/product/product-bac5.png) no-repeat center center;
  background-size: 100% 100%;
}
.app-advantage-agendaCenter{
  min-height: 380px;
  background:url(../image/product/product-bac6.png) no-repeat center center;
  background-size: 100% 100%;
}
.form-bac{
  background:url(../image/product/product-bac6.png) no-repeat center top;
  background-size: inherit;
}
.form-title{
  text-align: center;
  padding: 31px 140px 0 140px;
}
.advantage-box{
  padding: 0 40px 40px 40px;
}
.form-img{
  min-height:446px;
  background:url(../image/product/form-advantage-bac.png) no-repeat center center;
  background-size: 100% 100%;
}
.todo-desk{
  padding: 20px 140px 0 140px;
  width: 100%;
}
.three-box{
  background: #ffffff;
  width: 100%;
}
.three-img-box{
  justify-content: space-between;
  padding: 20px;
}
.three-img{
  margin-right: 20px;
  width: calc((100% - 60px)/3);
}
.three-img:last-child{
  margin-right: 0;
}
.office-bac{
  text-align: center;
  padding: 31px 140px 0 140px;
  min-height: 580px;
  background:url(../image/product/office-bac.png) no-repeat center center;
  background-size: 100% 100%;
}
.box-collect{
  display: flex;
  flex-wrap: wrap;
}
.advantage-collect-item{
  display: flex;
  align-items: flex-start;
  margin-right: 20px;
  margin-bottom: 20px;
  padding: 20px;
  background: #FFFFFF;
  border-radius: 2px;
  border: 1px solid #E2EBFC;
  width: calc((100% - 40px) / 3);
}
.advantage-collect-item:last-child{
  margin-right: 0;
}
.advantage-collect-item img{
  width: 40px;
  height: 40px;
}
.collect-process:nth-child(3n){
  margin-right: 0;
}
.collect-gateway:nth-child(4n){
  margin-right: 0;
}
.collect-gateway{
  width: calc((100% - 60px) / 4);
}
.collect-university{
  width: calc((100% - 80px) / 5);
}
.productServices_2{
  width: calc((100% - 20px) / 2);
}
.productServices_2:nth-child(2n){
  margin-right: 0;
}
.productServices_3{
  width: calc((100% - 40px) / 3);
}
.productServices_3:nth-child(3n){
  margin-right: 0;
}
.collect-other-content li{
  margin-bottom: 6px !important;
}
.collect-item-right{
  margin-left: 16px;
}
.collect-item-right1{
  margin-left: 10px;
}
.collect-item-title{
  padding: 8px 0 12px 0;
  font-size: 14px;
  font-weight: bold;
}

.collect-university .collect-item-title {
  padding: 13px 0;
}
.collect-item-msg{
  font-size: 12px;
  line-height: 18px;
  font-weight: 400;
}
.app-core-values{
  position: relative;
  top: -40px;
  padding-bottom: 60px;
}
.core-values-box{
  margin: 0 40px;
  padding: 0 40px 40px 40px;
  background: url(../image/product/core-values-bac.png) no-repeat center center;
  background-size: 100% 100%;
}
.core-values-item{
  display: flex;
  align-items: flex-start;
  margin-right: 60px;
  width: calc((100% - 60px) / 2);
}
.core-values-item:nth-child(2n){
  margin-right: 0;
}
.core-values-item:nth-child(2n):after{
  content: '';
  position: absolute;
}
.collect-item-ul{
  padding-left: 16px;
  margin-bottom: 0;
}
.collect-item-ul li{
  font-size: 12px;
  line-height: 18px;
  margin-bottom: 10px;
  color: #333333;
  list-style: disc;
}
.core-values-line{
  width: 100%;
  height: 1px;
  background: #D8D8D8;
  margin: 8px 0 24px 0;
}
.gateway-core-values{
  top: -20px;
}

@media (max-width: 1200px){
  .todo-desk{
    padding: 20px 100px 0 100px;
  }
}
@media (max-width: 986px){
  .todo-desk {
    padding: 20px;
  }
  .form-title{
    padding: 31px 20px 0 20px;
  }
  .office-bac{
    padding: 31px 20px 0 20px;
  }
  .introduce-content2 {
    padding: 40px 100px 15px 100px;
  }
  .introduce-content1 {
    padding: 40px 40px 15px 40px;
  }
  .collect-gateway {
    width: calc((100% - 30px) / 2);
  }
  .collect-gateway:nth-child(2n){
    margin-right: 0;
  }
  .form-img{
    min-height: 300px
  }
}
/**  ipad  **/
@media (max-width: 768px){
  .introduce-content2{
    padding: 40px 30px 15px 30px;
  }
  .product-mobile-title{
    padding-top: 35px !important;
  }
  .productServices_2{
    width: 100%;
    margin-right: 0;
  }
  .productServices_3{
    width: 100%;
    margin-right: 0;
  }
  .collect-gateway{
    width: 100%;
    margin-right: 0;
  }
  .advantage-collect-item{
    width: 100%;
    margin-right: 0;
  }
  .form-title{
    padding: 15px 10px 0 10px;
  }
  .three-img-box{
    flex-direction: column;
  }
  .three-img{
    width: 100%;
    height: auto;
    margin: 0 auto 20px auto;
  }
}
/**  phone  **/
@media (max-width: 576px){
  .sub-top {
    top: 35%;
  }
  .product-sub{
    position: relative;
    top: 50px;
  }
  .product-introduce-title{
    padding: 40px 0 24px 0;
    font-size: 20px;
    line-height: 20px;
  }
  .introduce-content{
    margin: 0 auto;
    padding: 16px 7px;
    min-height: 112px;
    background:url(../image/product/product-mobile-bac1.png) no-repeat center center;
    background-size: 100% 100%;
    display: flex;
    align-items: center;
  }
  .introduce-content-msg {
    font-size: 12px;
    line-height: 20px;
  }
  .app-advantage{
    background:url(../image/product/product-mobile-bac2.png) no-repeat center center;
    background-size: 100% 100%;
  }
  .app-advantage-analysis{
    background:url(../image/product/product-mobile-bac4.png) no-repeat center center;
    background-size: 100% 100%;
  }
  .app-advantage-process{
    background:url(../image/product/product-mobile-bac4.png) no-repeat center center;
    background-size: 100% 100%;
  }
  .app-advantage-agendaCenter{
    background:url(../image/product/product-mobile-bac4.png) no-repeat center center;
    background-size: 100% 100%;
  }
  .app-introduce {
    padding: 0 0 40px 0;
  }
  .advantage-collect-item{
    width: 100%;
    margin-right: 0;
    margin-bottom: 12px;
    padding: 10px 24px;
  }
  .advantage-box{
    padding: 0 0 50px 0;
  }
  .core-values-box{
    margin: 0 auto;
    padding: 0 8px 0 8px;
    background: url(../image/product/core-values-mobile-bac.png) no-repeat center center;
    background-size: 100% 100%;
  }
  .app-core-values{
    top: -15px;
    padding-bottom: 25px;
  }
  .box-collect {
    flex-direction: column;
  }
  .core-values-item{
    width: 100%;
    margin-right: 0;
    padding: 8px 0;
    border-bottom: 1px solid #D8D8D8;
  }
  .core-values-line{
    display: none;
  }
  .collect-item-right{
    margin-left: 0;
  }
}