.main{
    color: #242424;letter-spacing: 3px;
  }
  .flex{display:flex}.inline-flex{display:inline-flex}.table{display:table}.inline-table{display:inline-table}.table-caption{display:table-caption}.table-cell{display:table-cell}.table-column{display:table-column}.table-column-group{display:table-column-group}.table-footer-group{display:table-footer-group}.table-header-group{display:table-header-group}.table-row-group{display:table-row-group}.table-row{display:table-row}.flow-root{display:flow-root}.grid{display:grid}.inline-grid{display:inline-grid}.contents{display:contents}.list-item{display:list-item}.hidden{display:none}.flex-row{flex-direction:row}.flex-row-reverse{flex-direction:row-reverse}.flex-column{flex-direction:column}.flex-col-reverse{flex-direction:column-reverse}.flex-wrap{flex-wrap:wrap}.flex-wrap-reverse{flex-wrap:wrap-reverse}.flex-nowrap{flex-wrap:nowrap}.place-items-start{place-items:start}.place-items-end{place-items:end}.place-items-center{place-items:center}.place-items-stretch{place-items:stretch}.place-content-center{place-content:center}.place-content-start{place-content:start}.place-content-end{place-content:end}.place-content-between{place-content:space-between}.place-content-around{place-content:space-around}.place-content-evenly{place-content:space-evenly}.place-content-stretch{place-content:stretch}.place-self-auto{place-self:auto}.place-self-start{place-self:start}.place-self-end{place-self:end}.place-self-center{place-self:center}.place-self-stretch{place-self:stretch}
  
  .items-start{align-items:flex-start}.items-end{align-items:flex-end}.items-center{align-items:center}.items-baseline{align-items:baseline}.items-stretch{align-items:stretch}.content-center{align-content:center}.content-start{align-content:flex-start}.content-end{align-content:flex-end}.content-between{align-content:space-between}.content-around{align-content:space-around}.content-evenly{align-content:space-evenly}.self-auto{align-self:auto}.self-start{align-self:flex-start}.self-end{align-self:flex-end}.self-center{align-self:center}.self-stretch{align-self:stretch}
  .justify-items-start{justify-items:start}.justify-items-end{justify-items:end}.justify-items-center{justify-items:center}.justify-items-stretch{justify-items:stretch}.justify-start{justify-content:flex-start}.justify-end{justify-content:flex-end}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.justify-around{justify-content:space-around}.justify-evenly{justify-content:space-evenly}.justify-self-auto{justify-self:auto}.justify-self-start{justify-self:start}.justify-self-end{justify-self:end}.justify-self-center{justify-self:center}.justify-self-stretch{justify-self:stretch}.flex-1{flex:1 1 0%}.flex-auto{flex:1 1 auto}.flex-initial{flex:0 1 auto}.flex-none{flex:none}.flex-grow-0{flex-grow:0}.flex-grow{flex-grow:1}.flex-shrink-0{flex-shrink:0}.flex-shrink{flex-shrink:1}.order-1{order:1}.order-2{order:2}.order-3{order:3}.order-4{order:4}.order-5{order:5}.order-6{order:6}.order-7{order:7}.order-8{order:8}.order-9{order:9}.order-10{order:10}.order-11{order:11}.order-12{order:12}.order-first{order:-9999}.order-last{order:9999}.order-none{order:0}
  
  .center{text-align: center;}
  
  .bg-gray{
      background-color: #fbfbfb;
  }
  .bg-white{background-color: #FFF;}
  .bold{
    font-weight: 600
  }
  /*页面自定义开始*/
  
  /* .main h2,.main h3,.main h4{
  font-weight: 600;
  } */
  
  .banner{
      background-color:#e8404b;height: 430px;
      display: flex;
  }
  .banner img{
      max-height: 100%;width: auto;max-width:none;
  }
  
  .main .box{
      max-width: 1200px;margin-left: auto;margin-right: auto;
  }
  .main .content{
    padding-top: 50px;padding-bottom: 50px;
  }
  .main .content:first-child{
      padding-top: 130px;
  }
  .main h2{
      font-size: 50px;
  }
  
  .main h4{margin-top:10px;margin-bottom: 50px; font-size: 20px;}
  .box1{
    margin-top:50px;
  }
  .box1>div{
    width: 48.5%;margin-bottom: 30px;
    background-color:#FFF;border-radius:20px;
    padding:30px 60px;
  }
  .box1 image{height:30px;width:auto;}
  .box1 h3{font-size:26px;margin-top:20px;margin-bottom:10px;}
  .box1 p{
    color: #666;
  }
  
  .box2{
    background-color: #FFF;border-radius: 20px;padding: 40px 0;position: relative;
  }
  
  .box2 .tab{
    width: 200px;list-style: none;border-radius: 3px solid #DDD;
  }
  .box2 .tab li{line-height: 60px;font-size: 28px;text-align: center;position: relative;color: #555;}
  .box2 .tab li.active{
    color: #e8404b;
    background:linear-gradient(to left,rgba(232, 64, 75, 0.16),#FFF);
  }
  .box2 .tab li.active::after{
    content: '';position:absolute;top:0;bottom: 0;right:0;width: 3px;background-color: #e8404b;
  }
  .box2 .tab li ~ li{
    margin-top: 20px;
  }
  
  .box2 .tabcontents{
    padding-left: 80px;padding-top: 50px;
  }
  .box2 .tabcontents h3{
    font-size: 28px;margin-bottom: 30px;
  }
  .box2 .tabcontent{display: none;}
  .box2 .tabcontent.active{display: block;}
  .box2 .tabcontents img{
    position: absolute;bottom: 20px;right: 20px;
  }
  .box2 .tabcontent li{
    list-style: square;margin: 8px 0;font-size: 18px;
  }
  
  .box2 .tags span{
    font-size: 20px;color: #555;
    display: inline-block;
    background-color: #fef5f5;
    line-height: 38px;padding: 0 15px;min-width: 150px;text-align: center;
    margin-right: 15px;margin-bottom: 20px;border-radius: 10px;
  }
  
  .box3 .tabs{
    margin-bottom: 50px;
  }
  .box3 .tabs .tab{
    font-size: 30px; line-height: 60px;padding: 0 25px;min-width: 150px;text-align: center;border-radius: 10px;margin: 0 20px;color: #555;
  }
  .box3 .tabs .tab.active{
    background-color: #e63939;color: #FFF;
  }
  .imgs-box>div{
    border-radius: 15px;overflow: hidden;margin: 20px;
  }
  .imgs-box img{
    width: 360px;height: 280px;object-fit: cover;vertical-align: top;
  }
  .imgs-box p{line-height: 60px;font-size: 26px; text-align: center;background-color: #FFF;}
  
  .box5{
    padding-bottom:30px;border-bottom: 1px solid #DDD;
  }
  
  .box5 img{
    vertical-align: middle;margin-right: 15px;
  }
  .box5 span{
    display: inline-block;vertical-align: middle;font-size: 20px;
  }
.bannermobile{
  display: none;
}
.video-box{
  text-align: center;max-width:1284px;margin: 0 auto;
  background: url(/v2/images/chuandao/video-bg.png) center center no-repeat;
  background-size: cover;padding: 5% 0;
}
.video-box video{
  max-width: 85%;max-height: 65vh;border-radius: 10px;vertical-align: top;
}

.box7{
  background-image: url(/v2/images/chuandao/down-bg.png);
  background-position: center right;
  background-color: #FFF;padding-top: 40px;
}

.app-box{
  width: 500px;height: 480px;overflow-y: hidden;text-align: center;
}

.box7 .erweima{
  width: 44%;text-align: center;
}

.box7 .erweima h3{
  font-size: 20px;
}
.box7 .erweima img{
  width: 200px;height: 200px;border:1px solid #AAA;border-radius: 10px;
}

.down-btns{
  display: none;
}

@media screen and (min-width:1500px) {
  .video-box{
    padding: 4% 0;
  }
}

@media screen and (max-width:750px) {
  body{
    font-size: 14px;
  }
  .banner{
    display: none;
  }
  .bannermobile{
    text-align: center;display: block;
  }
  .bannermobile img{
    max-width: 100%;max-height: 700px;object-fit: contain;
  }

  .main{
    letter-spacing: 1px;
  }
  .main .box{
    max-width: 85%;
  }
  .main .content{
    padding-top: 30px;
    padding-bottom: 30px;
  }
  .main .content:first-child{
    padding-top: 60px;
  }
  .main h2{
    font-size: 32px;
  }
  .main h4{
    margin-bottom: 30px;
    font-size: 18px;
  }
  .box1>div{
    width: 100%;
    padding: 30px 8%;
    margin-bottom: 20px;
  }
  .box2{
    flex-direction: column;background-color: transparent;
    padding: 0 0 20px;
  }
  .box2 .tab{
    display: flex;justify-content: center;width: 100%;
  }
  .box2 .tab li{
    line-height: 50px;font-size: 18px;
  }
  .box2 .tab li ~ li{
    margin-top: 0;margin-left: 5%;
  }
  .box2 .tab li.active{
    background: transparent;
  }
  .box2 .tab li.active::after{
    height: 3px;width: 50%;left: 25%;top: 90%;
  }
  .box2 .tabcontents{
    background-color: #FFF;
    padding-left: 5%;
    padding-top: 30px;
    padding-bottom: 10px;
    margin-top: 20px;
    position: relative;
    border-radius: 10px;
  }
  .box2 .tabcontents h3{
    font-size: 22px;
    margin-bottom: 20px;
  }
  .box2 .tabcontents img{
    top: 10px;max-height: 95%;right: 10px;
  }
  .box2 .tags span{
    font-size: 16px;line-height: 36px;min-width: 100px;margin-right: 8px;
  }
  .box2 .tabcontent li{
    font-size: 14px;max-width: 70%;
  }

  .box3 .tabs{
    margin-bottom: 30px;justify-content: center;
  }

  .box3 .tabs .tab{
    font-size: 16px;
    line-height: 40px;
    padding:0 10px;margin: 0;min-width: 50px;
  }
  .box3 .tabs .tab ~ .tab{
    margin-left: 10px;
  }

  .imgs-box>div{
    margin:0 0 15px;
    width: 48%;
  }
  .imgs-box>div:nth-child(2n){
    margin-left: 4%;
  }

  .imgs-box img{
    width: 100%;
    height: auto;
  }

  .imgs-box p{
    line-height: 40px;
    font-size: 18px;
  }

  .box5{
    flex-wrap: wrap;padding-bottom: 20px;
    border-color: #333;
  }

  .box5>div{
    width: 50%;margin-bottom: 10px;
  }
  .box5 span{
    font-size: 18px;
  }

  .app-box{
    width: 100%;height: auto;
  }

  .box7 .app{
    max-width: 90%;
  }
  .box7 .erweima{
    display: none;
  }

  .box7 .box{
    flex-direction: column;
  }
  .down-btns{
    display: block;text-align: center;padding: 10px 0 30px;
  }
  .down-btns a{
    display: inline-block;line-height: 40px;color: #FFF;margin-top: 15px;font-size: 16px;width: 80%;
    background-color: #E63535;text-align: center;border-radius: 6px;
  }
}

@media screen and (max-width:500px) {
  .main .box{
    max-width: 90%;
  }

  .main h2{
    font-size: 28px;
  }
  .main h4{
    margin-bottom: 20px;
    font-size: 16px;
  }

  .main .content{
    padding-top: 20px;
    padding-bottom: 20px;
  }

  .box2 .tabcontents{
    padding-left: 3%;
    padding-top: 20px;
  }

  .box2 .tabcontents img{
    right: 0;
  }
  .box2 .tab li{
    font-size: 16px;
  }
  .box2 .tab li ~ li{
    margin-left: 2%;
  }

  .box2 .tabcontent ul{
    padding-left: 10px;
  }

  .box2 .tabcontent li{
    max-width: 60%;
  }
  .box2 .tags span{
    font-size: 14px;line-height: 32px;min-width: 60px;margin-right: 5px;margin-bottom: 10px;padding: 0 10px;
  }
  .box2 .tabcontents img{
    max-height: 90%;
  }

  .box3 .tabs .tab{
    letter-spacing: 0px;padding: 0 6px;line-height: 36px;
  }
  .box5 span{
    font-size: 16px;
  }
}

@media screen and (max-width:375px) {
  .main h2{
    font-size: 26px;
  }

  .box2 .tabcontents img{
    max-height: 80%;
  }
  .box2 .tab,.box3 .tabs,.box2 .tabcontents{
    margin-left: -5%;margin-right: -5%;width: 110%;
  }

  .box3 .tabs .tab ~ .tab{
    margin-left: 0;
  }

}