.main {
    width: 100%;
}
.banner {
    margin-top: 170px;
}
.banner img {
    width: 100%;
    height: 520px;
}
 @media screen and (max-width: 768px) {
  .banner img {
      width: 100%;
      height: 158px;
  }
}
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .banner img {
    width: 100%;
    height: 320px;
}
}
.title-position {
    position: absolute;
    top: -300px;
    /*z-index: 99;*/
    color: #fff;
    font-size: 60px;
    font-weight: 800;
    left: 15%;
}

@media screen and (max-width: 768px) {
    .banner {
        margin-top: 130px;
    }
    .title-position {
        font-size: 21px;
        left: 8%;
        top: -297px;
    }
}

.text-position {
    position: absolute;
    top: -211px;
    /*z-index: 99;*/
    color: #fff;
    font-size: 20px;
    left: 25%;
}

@media screen and (max-width: 768px) {
    .text-position {
        position: absolute;
        top: -257px;
        z-index: 99;
        color: #fff;
        font-size: 13px;
        left: 6%;
    }
}

.button-position {
    position: absolute;
    top: -170px;
    color: #fff;
    font-size: 20px;
    left: 20%;
}
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .button-position {
      position: absolute;
      top: -120px;
      left: 50%; 
      transform: translateX(-50%); 
      color: #fff;
      font-size: 20px;
  }
} 
@media screen and (max-width: 768px) {
    .button-flex {
        display: block;
    }
}
.button-flex {
    display: flex;
    align-items: center;
}
.all-btn{
    position: relative;
}
.denglu  a{
    display: block;
    border-radius: 10000px;
    background: #5fb4e5;
    width: 294px;
    height: 74px;
    line-height: 74px;
    color: #ffffff;
    text-align: center;
    font-size: 32.86px;
    font-weight: 700;
    font-family: "Source Han Sans";
    margin-right: 39px;
}
.chuxin  a{
    display: block;
    border-radius: 10000px;
    background: #5fb4e5;
    width: 294px;
    height: 74px;
    line-height: 74px;
    color: #ffffff;
    text-align: center;
    font-size: 32.86px;
    font-weight: 700;
    font-family: "Source Han Sans";
}
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .denglu a{
    width: 257px;
    height: 68px;
    line-height: 68px;
    font-size: 26px;
  }
  .chuxin a{
    font-size: 26px;
    width: 257px;
    height: 68px;
    line-height: 68px;
  }
}
@media screen and (max-width: 768px) {
  .denglu {
      position: absolute;
      top: 120px;
      left: 26px;
  }
  .denglu  a{
    width: 73px;
    height: 36px;
    font-size: 15px;
    line-height: 36px;
    font-weight: 600;
  }
  .chuxin{
      position: absolute;
      top: 120px;
      left: 117px;
  }
  .chuxin  a{
    width: 105px;
    height: 36px;
    font-size: 16px;
    line-height: 36px;
    font-weight: 600;
  }
}
@media screen and (min-width: 768px) and (max-width: 768px) { 
  .denglu a {
    width: 114px;
    height: 48px;
    line-height: 48px;
    font-size: 22px;
  }
  .chuxin a {
    font-size: 22px;
    width: 160px;
    height: 48px;
    line-height: 48px;
    margin: 0 48px;
  }
 }
@media screen and (min-width: 768px) and (max-width: 768px) { 
  .button-position {
    position: absolute;
    top: -226px;
    left: 27%;
    transform: translateX(-50%); 
    color: #fff;
    font-size: 20px;
  }
  .banner img {
    width: 100%;
    height: 291px;
  }
 }
@media screen and (max-width: 768px) {
    .button-position {
        /* position: absolutab;
        top: -150px; */
        color: #fff;
        font-size: 20px;
        /* left: 21%; */
    }
}

.content-all {
    width: 1100px;
    margin: auto;
}

@media screen and (max-width: 768px) {
    .content-all {
        width: 100%;
        margin: auto;
    }
}
.introduce{
    margin: 20px 0;
    display: flex;
    align-content: center;
    img{
        margin-right: 20px;
    }
}
.commission {
    margin-top: 53px;
    .titles{
        color: #405779;
        text-align: center;
        font-size: 2.2rem;
        font-weight: 700;
        margin-bottom: 4rem;
    }
  }
  @media (min-width: 992px) {
    .commission {
        .titles{
            color: #405779;
            text-align: center;
            font-size: 3.6rem;
            margin-bottom: 5rem;
            font-weight: 700;
        }
      }
  }
  .border-bind{
    border: 2px solid #405779;
    border-radius: 6px;
    padding:0 30px;
    margin-bottom: 53px;
    display: flex;
    .circle{
        display: inline-block;
        width: 10px;
        height: 10px;
        background-color: #405779;
        border-radius: 50%;
        margin-right: 10px;
    }
    .order-flex{
        .order{
            margin: 20px 0;
            width: 550px;
        }
    }
  }
  .border-step{
    width: 320px;
    height: 300px;
    padding: 15px;
    border: 2px solid #405779; 
    border-radius: 6px;
    margin-bottom: 53px!important;
    position: relative;
    .title{
        font-size: 20px;
        background-color: #fff;
        padding: 15px 30px;
        position: absolute;
        top: -39px;
        left: 70px;
        .color{
            background-color: #405779;
            border-radius: 35px;
            color: #fff;
            padding: 9px 40px;
        }
    }
    .titles{
        font-size: 20px;
        background-color: #fff;
        padding: 15px 30px;
        position: absolute;
        top: -39px;
        left: 49px;
        .color{
            background-color: #405779;
            border-radius: 35px;
            color: #fff;
            padding: 9px 40px;
        }
    }
    .content{
        position: relative;
        z-index: 9;
        color: #4B6184;
        font-size: 17px;
    }
  }
  .step-flex{
    display: flex;
    align-items: center;
    flex-wrap: wrap;
  }
  .step-flex .border-step:nth-child(2n){
    margin:0px 15px;
  }
  .popularize{
    margin: 60px;
  }
  @media screen and (max-width: 768px){
    .popularize{
      margin: 20px 0 0 0;
    }
  }
  .popularize_up{
    color: #3d3d3d;
    text-align: center;
    font-size: 18px;
    font-family: "PingFang SC";
  }
  .popularize_step{
    color: #3d3d3d;
    text-align: center;
    font-size: 44px;
    font-weight: 700;
    font-family: "Source Han Sans";
    margin-top: 10px;
    margin-bottom: 30px;
  }
  @media screen and (max-width: 768px) {
    .popularize_step{
      font-size: 25px;
    }
  }
  .popularize_gang{
    width: 38px;
    height: 4px;
    opacity: 1;
    background: #5fb4e5;
    margin: auto;
  }
  .publicize_bottom{
    margin-bottom: 90px;
  }
  .step_content{
    width: 259px;
    height: 286px;
    color: #3d3d3d;
    text-align: center;
    font-size: 16px;
    font-family: "PingFang SC";
    padding: 28px;
  }
  .step_number{
    width: 259px;
    color: #3d3d3d;
    text-align: center;
    font-size: 44px;
    font-weight: 600;
    font-family: "PingFang SC";
    padding-top: 30px;
  }
  .step_title{
    width: 259px;
    color: #3d3d3d;
    text-align: center;
    font-size: 24px;
    font-weight: 600;
    font-family: "PingFang SC";
    padding-top: 20px;
  }
  .step_blue{
    width: 352px;
    height: 628px;
    border-radius: 200px;
    background: #dff6ff;
    position: relative;
    margin-right: 30px;
  }
  .step_blue:nth-child(3n){
    margin-right: 0;
  }
  .step_blue2{
    width: 259px;
    height: 588px;
    border-radius: 200px;
    background: #dff6ff;
    position: absolute;
    top: 20px;
    left: 18px;
  }
  @media screen and (max-width: 768px) {
    .step_blue{
      width: 100%;
      margin-bottom: 40px;
    }
    .step_blue2{
      width: 100%;
      left: 0px;
    }
    .step_number{
      width: 100%; 
      max-width: 298px; 
      margin: 0 auto; 
      font-size: 30px;
      padding-top: 10px;
    }
    .step_title{
      width: 100%;
      max-width: 298px;
      margin: 0 auto;
      font-size: 20px;
      padding-top: 5px;
    }
    .step_content{
      width: 100%; 
      max-width: 298px; 
      margin: 0 auto; 
    }
  }
  .step_white{
    width: 298px;
    height: 588px;
    border-radius: 200px;
    background: #ffffff;
    box-shadow: 0 4px 10px 0 #0000000d;
    position: absolute;
    top: 20px;
    left: 18px;
  }
  .step_white img{
    width: 66px;
    height: 66px;
    margin: 48px 100px 53px 111px
  }
  .step_flex{
    display: flex;
    margin-top: 65px;
  }
  .step_phone{
    display: none;
  }
  .step_blue_phone{
    background-color: #dff6ff;
    text-align: center;
    margin-top: 32px;
    padding: 10px;
    border-radius: 5px;
  }
  .step_number_phone{
    font-size: 26px;
    font-weight: 550;
  }
  .step_title_phone{
    font-size: 19px;
    font-weight: 550;
    padding: 5px 0;
  }
  .step_content_phone{
    margin-bottom: 10px;
  }
  .step_img_phone img{
     width: 50px;
     height: 50px;
  }
  @media screen and (max-width: 768px) {
    .step_flex{
      display: none;
      margin-top: 35px;
    }
    .step_phone{
      display: block;
    }
  }
  @media screen and (min-width: 769px) and (max-width: 1024px) {
    .step_flex{
      display: none;
      margin-top: 35px;
    }
    .step_phone{
      display: block;
    }
    .step_blue_phone{
      padding: 25px;
    }
    .step_content_phone{
      margin: 15px 0 25px 0;
    }
 }
  .step_blue2 img{
    width: 66px;
    height: 66px;
    margin: 48px 100px 53px 98px;
  }
  @media screen and (max-width: 768px) {
    .step_img {
      width: 100%;
      max-width: 298px;
      margin: 0 auto;
  }

  .step_img img {
      width: 50px;
      height: 50px;
      display: block;
      margin: 158px auto;
  }
  }
  .step_blue2:hover{
    background: #ffffff;
  }
  .rule_top{
    margin-top: 100px!important;
  }
  @media screen and (max-width: 768px) {
    .step_blue2:hover{
      background: #dff6ff;
    }
    .rule_top{
      margin-top: 60px!important;
    }
  }
 
  .rule_img{
    display: flex;
    margin-top: 53px;
  }
  .rule_img img{
    width: 532px;
    height: 394px;
  }
  .rule_content{
    width: 526px;
    height: 394px;
    color: #3d3d3d;
    font-size: 23px;
    font-family: "PingFang SC";
    padding: 33px;
    background: #dff6ff;
  }
  .content_middle{
    padding: 30px 0;
  }
  .tie_up_flex{
    display: flex;
    margin-top: 50px;
    margin-bottom: 50px;
  }
  .tie_up{
    margin-right: 15px;
  }
  .tie_up:nth-child(3n){
    margin-right: 0;
  }
.tie_up img{
    width: 342px;
    height: 320px;
}
.tie_up_background{
    width: 342px;
    height: 302px;
    opacity: 1;
    background: #fff;
    box-shadow: 0 4px 40px 0 #00000014;
    padding: 30px;
}
.tie_up_background:hover{
    background: #dff6ff;
}
@media screen and (max-width: 768px) {
  .products{
    display: none;
  }
  .tie_up:nth-child(3n){
    margin-right: 15px;
  }
  .rule_img{
    display: block;
  }
  .rule_img img{
    width: 100%; 
    max-width: 398px; 
    margin: 0 auto; 
    height: 194px;
  }
  .rule_content{
    width: 100%; 
    max-width: 398px; 
    margin: 0 auto; 
    height: 294px;
    padding: 15px;
    font-size: 17px;
  }
  .content_middle {
    padding: 10px 0;
  }
  .tie_up_flex{
    display: block;
  }
  .tie_up img{
    width: 106%;
    height: 285px;
    max-width: 342px;
    margin: 0 auto; 
  }
  .tie_up_background{
    width: 106%;
    max-width: 342px;
    margin: 0 auto; 
  }
}
@media screen and (min-width: 768px) and (max-width: 768px) {
  .rule_img {
    display: flex;
  }
  .rule_img img{
    width: 50%!important;
    height: 266px;
  }
  .rule_content{
    width: 50%!important;
    font-size: 17px;
    height: 100%;
  }
  .tie_up_flex{
    display: block;
  }
  .tie_up img {
    width: 100%;
    margin: 0 auto;
    text-align: center;
  }
  .tie_up_background {
    width: 106%;
    margin: 0 auto;
    text-align: center;
    margin-bottom: 170px;
  }
} 
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .rule_img img{
    width: 50%;
  }
  .rule_content{
    width: 50%;
    font-size: 21px;
  }
  .content_middle {
    padding: 20px 0;
  }
  .tie_up_flex{
    display: block;
  }
  .tie_up img {
    width: 100%;
    height: 470px;
    margin: 0 auto;
    text-align: center;
  }
  .tie_up_background {
    width: 106%;
    margin: 0 auto;
    text-align: center;
    margin-bottom: 76px;
  }
}
.tie_up_title{
    color: #3d3d3d;
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    font-family: "Source Han Sans";
    padding-bottom: 30px;
}
.tie_up_content{
    height: 165px;
    color: #3d3d3d;
    text-align: left;
    font-size: 18px;
    font-family: "Source Han Sans";
}