.bfbg{
  background: #18A8D2;
  font-size: 1.875rem;
  font-family: Source Han Sans CN;
  font-weight: bold;
  line-height: 2.5rem;
  color: #FFFFFF;
  /* height: 80px; */
  padding: 60px 16px;
  display: flex;
  justify-content: center;
}

.bfbg span{
  text-align: left;
}

.bfcs-title{
  font-size: 2rem;
  font-family: Source Han Sans CN;
  font-weight: 400;
  line-height: 2.75rem;
  color: #474D6C;
  text-align: center;
  margin-top: 46px;
  margin-bottom: 50px;
  display: flex;
  justify-content: center;
}

.bfcs-title span{
  text-align: left;
}


.bfselectbox{
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.yuan{
  width: 100px;
  height: 100px;
  background: #FFFFFF;
  /* border: 3px solid #5AB221; */
  border: 2px solid #92CEDF;
  border-radius: 50%;
  margin: 0 auto 20px;
}

.yuan1{
  /* border: 2px solid #E69337; */
  border: 2px solid #92CEDF;
}

.yuan2{
  width: 80px;
  height: 80px;
  /* border: 2px solid #E69337; */
  border: 2px solid #92CEDF;
}

.y1bg{
  /* background: #5AB221; */
  background: #18A8D2;
  border: 2px solid #18A8D2 !important;

}

.y2bg{
  /* background: #E69337; */
  background: #18A8D2;
  border: 2px solid #18A8D2 !important;

}

.y3bg{
  /* background: #A4A4A4; */
  background: #18A8D2;
  border: 2px solid #18A8D2 !important;

}

.yuan3{
  width: 60px;
  height: 60px;
  /* border: 3px solid #A4A4A4; */
  border: 2px solid #92CEDF;
  margin: 0 auto 20px;
}

.yuan4{
  width: 80px;
  height: 80px;
  /* border: 3px solid #5AB221; */
  border: 2px solid #92CEDF;
}

.bfselecttext{
  font-size: 1.25rem;
  font-family: Source Han Sans CN;
  font-weight: 400;
  color: #555555;
}

.bfzyheight{
  height: 100vh;
}



@media (min-width:500px) {
  .bfbgheight{
    height: 32rem;
  }

  .bfzyheight{
    height: 47rem;
  }
  .bfbtn{
    bottom: 10px;
  }
}

@media (max-width:1200px) {
  .bfcs-title{
    font-size: 1.75rem;
    line-height: 2.5rem;
    font-weight: bold;
    margin-top: 20px;
    margin: 20px 10px;
    justify-content: start;
  }
}

@media (max-width:500px){
  .bfcs-title{
    font-size: 1.125rem;
    line-height: 1.875rem;
    font-weight: 400;
    margin-top: 20px;
    margin: 20px 0px;
  }

  .bfbg{
    font-size: 1.125rem;
    font-family: Source Han Sans CN;
    font-weight: bold;
    line-height: 1.875rem;
    padding: 25px 16px;
  }

  .yuan{
    width: 52px;
    height: 52px;
    border-radius: 50%;
    margin-bottom: 10px;
    margin: 0 auto 10px;
  }
  
  .yuan2{
    width: 40px;
    height: 40px;
    margin: 0 auto 10px;
  }

  .yuan3{
    width: 32px;
    height: 32px;
    margin: 0 auto 10px;
  }
  
  .yuan4{
    width: 40px;
    height: 40px;
    margin: 0 auto 10px;
  }

  .bfselecttext{
    font-size: 0.9375rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #555555;
  }

  
}