@media (max-width: 1200px) {
  .h-w12 {
    display: none !important;
  }
  .w{width: 100%;}
  .banner-y{
  height: 259px;
  width: 100%;
  background-size: cover;
 
}
.w-100{width: 100%;
  margin: 0 auto;display: block;
}
}
@media (max-width: 1200px) {

  .ban{
    overflow: hidden;
    background: url(../ddc/ban1.jpg) center center no-repeat;
    height: 460px;
  }
  .banbox{
  
height: 290px;
  
left: 60px;
  
top: 110px;
  
width: 585px;
  }
  .banbox b{
  
font-size: 3rem;
  
font-weight: normal;
  
border: 1px solid black;
  
padding: 4px 12px 4px;
  
line-height: 3rem;
  }
  .banbox h1{
  
font-size: 6rem;
  
line-height: 6rem;
  
color: #006dbf;
  
font-weight: 600;
  
text-shadow: -1px 0 white, 0 1px white, 4px 0 white, 0 -1px white;
  }
  .banbox p{
    
font-size: 3rem;
    
background: #006dbf;
    
display: inline-block;
    
line-height: 4rem;
    
padding: 4px 12px 4px;
    
color: #fff;
  }
  .banbox ul{overflow: hidden;}
  .banbox ul li{
  
  float: left;
  
  width: 30%;
  
  padding-top: 50px;
  }
  .banbox ul li img{
  
  }
  .banbox ul li b{
    
font-size: 2rem;
    
border: none;
  }
  /*  */
  .tit1{
    overflow: hidden;
    display: block;
    text-align: center;
  
  }
  .tit1 b{
  
font-size: 2rem;
  
padding: 0  10px 2px;
  
color: #d0d0d0;
  
font-weight: 100;
  
text-transform: uppercase;
  
line-height: 3rem;
  
border: 1px solid #e6e6e6;
  }
  .tit1 h2{
  
font-size: 6rem;
  
font-weight: 600;
  
color: #006dbf;
  
line-height: 6rem;
  }
  .cp{width: 50%;margin: 0 auto;padding: 8px 0 8px;}
  .cp p{font-size: 2rem;border: 1px solid #5a5a5a;letter-spacing: 1px;text-transform: uppercase;line-height: 3rem;color: #5a5a5a;}
  /* tit2 */
  .tit2{
  
  overflow: hidden;
  
  text-align: center;
  }
  .tit2 b{
  
font-size: 6rem;
  
color: #006dbf;
  
font-weight: 600;
  
line-height: 6rem;
  }
  .tit2 p{
  
font-size: 2.5rem;
  
color: #5a5a5a;
  
line-height: 5rem;
  
text-transform: uppercase;
  }
  /* doubt */
  .doubt{
  
  overflow: hidden;
  
  text-align: center;
  }
  .doubt ul li section{
  
  width: 60px;
  
  height: 60px;
  
  border-radius: 52px;
  
  background: #006dbf;
  
  position: absolute;
  
  bottom: -24px;
  
  left: 92px;
  }
  .doubt ul{
  
  }
  .doubt ul li{
  
  position: relative;
  }
  .doubt ul li:nth-child(4n){
    margin-right: 0px;
  }
  .doubt ul li img{
  
  max-width: 100%;
  
  }
  .doubt ul li section b {
    
  color: #fff;
    
  font-size: 36px;
    
  line-height: 57px;
    
  font-family: Impact;
    
  letter-spacing: 2px;
  }
  .cc{
    display: block;
    float: left;
    width: 24%;
    margin-right: 13px;
  }
  .cc p{
  
  font-size: 30px;
  
  line-height: 40px;
  }
  /* advantage */
  .advantage{
  
  overflow: hidden;
  }
  .advantage ul{
  
  }
  .advantage ul li{
  
display: block;
  
float: left;
  
width: 25%;
  
text-align: center;
  
margin: 0 auto;
  }
  .advantage ul li img{
  
max-width: 85%;
  }
  .advantage ul li b{
  
display: block;
  
font-size: 3rem;
  
color: #111111;
  
font-weight: normal;
  
line-height: 3rem;
  
margin-top: 20px;
  }
  .advantage ul li p{
    
font-size: 1.5rem;
    
color: #a9a9a9;
    
text-transform: uppercase;
    
line-height: 2rem;
  }
  /* tit3 */
  .tit3{
  
  overflow: hidden;
  
  text-align: center;
  }
  .tit3 p{
  
font-size: 2rem;
  
text-transform: uppercase;
  
color: #006dbf;
  
line-height: 2rem;
  }
  .tit3 section{
  }
  .tit3 section img{
  display: none;
  }
  .tit3 section b{
  
font-size: 6rem;
  
color: #006dbf;
  
line-height: 8rem;
  }
  .tit3 section b font{font-weight: normal;}
  .tit3 h2{
  
font-size: 2.5rem;
  
background: #006dbf;
  
padding: 5px 20px;
  
border-radius: 52px;
  
color: #fff;
  
line-height: 3rem;
  
display: inline-block;
  
margin-top: 0px;
  }
  .con{padding-top: 20px;}
  .con p{
    
font-size: 2.5rem;
    
color: #373737;
    
line-height: 3rem;
  }
  .tu{
  overflow: hidden;
  }
  .tu img{
    max-width: 90%;
  }
  .tu2{
  overflow: hidden;
  }
  .tu2 ul{
  
  }
  .tu2 ul li{
    
  display: block;
    
  float: left;
    
  width: 50%;
  }
  .tu2 ul li img{
  max-width: 95%;
  }
  /* zy */
  .zy{overflow: hidden;}
  .ban3{
    background: url('../ddc/ban2.jpg') no-repeat center center;
    height: 369px;
    position: relative;
  }
  .ban3box{position: absolute;width: 559px;top: 53px;left: 100px;}
  .ban3box b{
  
  color: #ffffff;
  
  font-weight: 100;
  
  border: 1px solid #ffffff;
  
  padding: 4px 12px 4px;
  
  border-radius: 52px;
  
  font-size: 27px;
  
  line-height: 70px;
  }
    .ban3box-h{
      overflow: hidden;
    }
    .ban3box-h span{
      display: block;
      float: left;
      font-size: 45px;
      color: #fff;
      line-height: 100px;
      font-weight: 600;
      padding-right: 10px;
    }
    .ban3box-h h2{
      font-size: 45px;
      color: #fff;
      line-height: 59px;
      font-weight: 600;
      display: block;
      float: left;
    }
    .ban3box p{
  
  font-size: 36px;
  
  color: #ffffff;
  
  line-height: 50px;
  
  }
  /* cs */
  .cs{
    overflow: hidden;
    text-align: center;
  }
  .cs img{
    max-width: 95%;
  }
  /* quality */
  .quality{
  
  overflow: hidden;
  
  text-align: center;
  }
  .quality-h{
  
  }
  .quality-h h2{
    font-size: 3rem;
    background: #008aff;
    padding: 5px 36px;
    border-radius: 52px;
    color: #fff;
    line-height: 3rem;
    display: inline-block;
    margin-top: 0px;
  }
  .quality-h b{
  
display: block;
  
font-size: 6rem;
  
line-height: 6rem;
  }
  .quality-h p{
  
  font-size: 24px;
  
  text-transform: uppercase;
  
  line-height: 40px;
  }
  /* details */
  .details{
    overflow: hidden;
  }
  .details1{
  
  }
  .details1-l{
  
  float: left;
  }
  .details1-l img{
  
  max-width: 100%;
  }
  .details1-r{text-align: right;padding: 15px  30px 0 0;}
  .details1-r b{
  
  font-size: 52px;
  
  color: #006dbf;
  
  font-family: Impact;
  
  line-height: 80px;
  }
  
  .details1-r p{
  
  font-size: 44px;
  
  color: #5a5a5a;
  
  line-height: 70px;
  
  font-weight: bold;
  }
  .details1-r img{
  max-width: 100%;
  }
  .details1-r span{
  
  display: block;
  
  font-size: 22px;
  
  color: #424242;
  
  line-height: 35px;
  }
  .details2{
    overflow: hidden;
  }
  .details2-l{float: left;padding: 15px 0 0 30px;}
  .details2-l b{
    font-size: 52px;
  
    color: #006dbf;
    
    font-family: Impact;
    
    line-height: 80px;
  }
  .details2-l p{
    font-size: 44px;
  
    color: #5a5a5a;
    
    line-height: 70px;
    
    font-weight: bold;
  }
  .details2-l span{
    display: block;
  
    font-size: 22px;
    
    color: #424242;
    
    line-height: 35px;
  }
  .details2-l img{
    max-width: 100%;
  }
  
  .details2-r{
  float: right;
  }
  .details2-r img{
    max-width: 100%;
  }
  /* cj */
  .cj{
  
  overflow: hidden;
  
  text-align: center;
  }
  .cj ul{
  
  }
  .cj ul li{
  
display: block;
  
float: left;
  
width: 33%;
  
position: relative;
  }
  .cj ul li img{
  
max-width: 95%;
  }
  
  .cj ul li section{position: absolute;bottom: 4px;left: 34px;}
  .cj ul li section p{
  
font-size: 2rem;
  
line-height: 3rem;
  
color: #ffffff;
  
text-align: center;
  }
  .cj ul li section p font{
  
font-size: 1.5rem;
  }
  /* about */
  .about{overflow: hidden;margin-bottom: 40px;text-align: center;padding: 0 2.5% 0 2.5%;}
  .about1{
  }
  .about1 img{
  
max-width: 100%;
  }
  .about p{
  
text-indent: 52px;
  
font-size: 2rem;
  
line-height: 3rem;
  }
  .about2{
  
overflow: hidden;
  
text-align: center;
  
margin: 0 auto;
  }
  .about2 ul{
  
  }
  .about2 ul li{
  
display: block;
  
float: left;
  
width: 50%;
  
text-align: center;
  
margin: 0 auto;
  }
  .about2 ul li:nth-child(2n){
    padding-right: 0px;
  }
  .about2 ul li img{
  
display: block;
  
max-width: 100%;
  }
  
}

/*  */
@media (max-width: 767px) {
  .ban{
    overflow: hidden;
    background: url(../ddc/ban1.jpg) center center no-repeat;
    height: 320px;
  }
  .banbox{
  
height: 203px;
  
left: 35px;
  
top: 70px;
  
width: 330px;
  }
  .banbox b{
  
font-size: 2rem;
  
font-weight: normal;
  
border: 1px solid black;
  
padding: 4px 12px 4px;
  
line-height: 3rem;
  }
  .banbox h1{
  
font-size: 4rem;
  
line-height: 5rem;
  
color: #006dbf;
  
font-weight: 600;
  
text-shadow: -1px 0 white, 0 1px white, 4px 0 white, 0 -1px white;
  }
  .banbox p{
    
font-size: 2rem;
    
background: #006dbf;
    
display: inline-block;
    
line-height: 2.5rem;
    
padding: 4px 10px 4px;
    
color: #fff;
  }
  .banbox ul{overflow: hidden;}
  .banbox ul li{
  
float: left;
  
width: 33%;
  
padding-top: 20px;
  }
  .banbox ul li img{
  
  }
  .banbox ul li b{
    
font-size: 1rem;
    
border: none;
  }
  /*  */
  .tit1{
    overflow: hidden;
    display: block;
    text-align: center;
  
  }
  .tit1 b{
  
font-size: 2rem;
  
padding: 0  10px 2px;
  
color: #d0d0d0;
  
font-weight: 100;
  
text-transform: uppercase;
  
line-height: 2.5rem;
  
border: 1px solid #e6e6e6;
  }
  .tit1 h2{
  
font-size: 4rem;
  
font-weight: 600;
  
color: #006dbf;
  
line-height: 4rem;
  }
  .cp{width: 90%;margin: 0 auto;padding: 8px 0 8px;}
  .cp p{font-size: 1.8rem;border: 1px solid #5a5a5a;letter-spacing: 1px;text-transform: uppercase;line-height: 2rem;color: #5a5a5a;}
  /* tit2 */
  .tit2{
  
overflow: hidden;
  
text-align: center;
  
margin-top: 0px;
  }
  .tit2 b{
  
font-size: 4rem;
  
color: #006dbf;
  
font-weight: 600;
  
line-height: 4rem;
  }
  .tit2 p{
  
font-size: 2rem;
  
color: #5a5a5a;
  
line-height: 5rem;
  
text-transform: uppercase;
  }
  /* doubt */
  .doubt{
  
  overflow: hidden;
  
  text-align: center;
  }
  .doubt ul li section{
  
  width: 60px;
  
  height: 60px;
  
  border-radius: 52px;
  
  background: #006dbf;
  
  position: absolute;
  
  bottom: -24px;
  
  left: 92px;
  }
  .doubt ul{
  
  }
  .doubt ul li{
  
  position: relative;
  }
  .doubt ul li:nth-child(4n){
    margin-right: 0px;
  }
  .doubt ul li img{
  
  max-width: 100%;
  
  }
  .doubt ul li section b {
    
  color: #fff;
    
  font-size: 36px;
    
  line-height: 57px;
    
  font-family: Impact;
    
  letter-spacing: 2px;
  }
  .cc{
    display: block;
    float: left;
    width: 24%;
    margin-right: 13px;
  }
  .cc p{
  
  font-size: 30px;
  
  line-height: 40px;
  }
  /* advantage */
  .advantage{
  
overflow: hidden;
  
margin: 0 auto;
  
text-align: center;
  }
  .advantage ul{
  
  }
  .advantage ul li{
  
display: block;
  
float: left;
  
width: 25%;
  
text-align: center;
  
margin: 0 auto;
  }
  .advantage ul li img{
  
max-width: 75%;
  }
  .advantage ul li b{
  
display: block;
  
font-size: 2rem;
  
color: #111111;
  
font-weight: normal;
  
line-height: 2rem;
  
margin-top: 20px;
  }
  .advantage ul li p{
    
font-size: 1rem;
    
color: #a9a9a9;
    
text-transform: uppercase;
    
line-height: 2rem;
  }
  /* tit3 */
  .tit3{
  
overflow: hidden;
  
text-align: center;
  
margin-top: 10px;
  }
  .tit3 p{
  
font-size: 1.5rem;
  
text-transform: uppercase;
  
color: #006dbf;
  
line-height: 2rem;
  }
  .tit3 section{
  }
  .tit3 section img{
  
  margin-bottom: 27px;
  
  padding: 20px;
  }
  .tit3 section b{
  
font-size: 4rem;
  
color: #006dbf;
  
line-height: 5rem;
  }
  .tit3 section b font{font-weight: normal;}
  .tit3 h2{
  
font-size: 2rem;
  
background: #006dbf;
  
padding: 5px 20px;
  
border-radius: 52px;
  
color: #fff;
  
line-height: 2.5rem;
  
display: inline-block;
  
margin-top: 0px;
  }
  .con{padding-top: 20px;}
  .con p{
    
font-size: 2rem;
    
color: #373737;
    
line-height: 2.5rem;
  }
  .tu{
  overflow: hidden;
  }
  .tu img{
    max-width: 95%;
  }
  .tu2{
  overflow: hidden;
  }
  .tu2 ul{
  
  }
  .tu2 ul li{
    
  display: block;
    
  float: left;
    
  width: 50%;
  }
  .tu2 ul li img{
  max-width: 95%;
  }
  /* zy */
  .zy{overflow: hidden;}
  .ban3{
    background: url('../ddc/ban2.jpg') no-repeat center center;
    height: 369px;
    position: relative;
  }
  .ban3box{position: absolute;width: 559px;top: 53px;left: 100px;}
  .ban3box b{
  
  color: #ffffff;
  
  font-weight: 100;
  
  border: 1px solid #ffffff;
  
  padding: 4px 12px 4px;
  
  border-radius: 52px;
  
  font-size: 27px;
  
  line-height: 70px;
  }
    .ban3box-h{
      overflow: hidden;
    }
    .ban3box-h span{
      display: block;
      float: left;
      font-size: 45px;
      color: #fff;
      line-height: 100px;
      font-weight: 600;
      padding-right: 10px;
    }
    .ban3box-h h2{
      font-size: 45px;
      color: #fff;
      line-height: 59px;
      font-weight: 600;
      display: block;
      float: left;
    }
    .ban3box p{
  
  font-size: 36px;
  
  color: #ffffff;
  
  line-height: 50px;
  
  }
  /* cs */
  .cs{
    overflow: hidden;
    margin-top: 10px;
  }
  .cs img{
    max-width: 95%;
  }
  /* quality */
  .quality{
  
  overflow: hidden;
  
  text-align: center;
  }
  .quality-h{
  
  }
  .quality-h h2{
    font-size: 40px;
    background: #008aff;
    padding: 5px 36px;
    border-radius: 52px;
    color: #fff;
    line-height: 40px;
    display: inline-block;
    margin-top: 0px;
  }
  .quality-h b{
  
  display: block;
  
  font-size: 73px;
  
  line-height: 100px;
  }
  .quality-h p{
  
  font-size: 24px;
  
  text-transform: uppercase;
  
  line-height: 40px;
  }
  /* details */
  .details{
    overflow: hidden;
  }
  .details1{
  
  }
  .details1-l{
  
  float: left;
  }
  .details1-l img{
  
  max-width: 100%;
  }
  .details1-r{text-align: right;padding: 15px  30px 0 0;}
  .details1-r b{
  
  font-size: 52px;
  
  color: #006dbf;
  
  font-family: Impact;
  
  line-height: 80px;
  }
  
  .details1-r p{
  
  font-size: 44px;
  
  color: #5a5a5a;
  
  line-height: 70px;
  
  font-weight: bold;
  }
  .details1-r img{
  max-width: 100%;
  }
  .details1-r span{
  
  display: block;
  
  font-size: 22px;
  
  color: #424242;
  
  line-height: 35px;
  }
  .details2{
    overflow: hidden;
  }
  .details2-l{float: left;padding: 15px 0 0 30px;}
  .details2-l b{
    font-size: 52px;
  
    color: #006dbf;
    
    font-family: Impact;
    
    line-height: 80px;
  }
  .details2-l p{
    font-size: 44px;
  
    color: #5a5a5a;
    
    line-height: 70px;
    
    font-weight: bold;
  }
  .details2-l span{
    display: block;
  
    font-size: 22px;
    
    color: #424242;
    
    line-height: 35px;
  }
  .details2-l img{
    max-width: 100%;
  }
  
  .details2-r{
  float: right;
  }
  .details2-r img{
    max-width: 100%;
  }
  /* cj */
  .cj{
  
  overflow: hidden;
  
  text-align: center;
  }
  .cj ul{
  
  }
  .cj ul li{
  
  display: block;
  
  float: left;
  
  width: 33%;
  
  position: relative;
  }
  .cj ul li img{
  
max-width: 95%;
  }
  
  .cj ul li section{position: absolute;bottom: 4px;left: 12px;width: 80%;display: none;}
  .cj ul li section p{
  
font-size: 1rem;
  
line-height: 1.5rem;
  
color: #ffffff;
  
text-align: center;
  }
  .cj ul li section p font{
  
font-size: 0.5rem;
  }
  /* about */
  .about{overflow: hidden;margin-bottom: 40px;}
  .about1{
  }
  .about1 img{
  
  max-width: 100%;
  }
  .about p{
  
text-indent: 2rem;
  
font-size: 1.5rem;
  
line-height: 3rem;
  }
  .about2{
  
  overflow: hidden;
  
  margin-bottom: 20px;
  }
  .about2 ul{
  
  }
  .about2 ul li{
  
  display: block;
  
  float: left;
  
  padding-right: 4px;
  }
  .about2 ul li:nth-child(2n){
    padding-right: 0px;
  }
  .about2 ul li img{
  
  max-width: 100%;
  }
}