*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}
*:before,
*:after{
  box-sizing:border-box;
}
body{
  font-family: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
  font-size:14px;
  background: #f5f5f5;
  color: #333333;
}
a{
  color:inherit;
  text-decoration:none;
}
image{
  border: none;
}
ul{
  list-style:none;
}
/* css layout */
/* 手机 <=768px */
/* 头部start */
header{
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  z-index: 3;
  height: 50px;
  box-shadow: 0 2px 4px 0 rgba(0,0,0,0.10);
}
.header{
  display: flex;
  justify-content: space-between;
  padding: 0 15px;
  background: #fff;
  position: absolute;
  width: 100%;
}
.header .logo img{
  width: 64px;
  height: 30px;
  margin-top: 10px;
}
.header .nav div{
  height: 50px;
  width: 28px;
  padding-top: 7px;
}
.header .nav span{
  display: block;
  width: 28px;
  height: 3px;
  margin-top: 7px;
  border-radius: 4px;
  background: #1182A7;
  transition: .3s;
}
.header .nav ul{
  position: absolute;
  z-index: -1;
  top: -176px;
  right: 0;
  background: #0A4355;
  transition: .3s;
}
.header .nav li a{
  display: inline-block;
  width: 134px;
  height: 44px;
  line-height: 44px;
  color: #fff;
  text-align: center;
  border-bottom: 1px solid #225666;
}
.header .nav li a:hover{
  background: #225666;
}
.header .nav ul.active{
  top: 50px;
}
.header .nav div.active .sp2{
  opacity: 0;
}
.header .nav div.active .sp1{
  transform-origin: left center;
  transform: rotate(45deg);
}
.header .nav div.active .sp3{
  transform-origin: left center;
  transform: rotate(-45deg);
}
/* 头部end */

/* 轮播start */
.banner{
  margin-top: 50px;
  height: 260px;
  background: #40C7A9;
  position: relative;
  z-index: 0;
}
.banner .bgk{
  position: absolute;
  z-index: -1;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url(../images/ban-bgk.png) no-repeat center;
  background-size: 80%;
  opacity: .5;
}
.banner .ban-con{
  padding-top: 48px;
  text-align: center;
  color: #fff;
}
.banner .ban-con img{
  width: 188px;
  height: 90px;
}
.banner .ban-con h2{
  font-weight: normal;
}
/* 轮播end */

/* 灵活高效start */
.content{
  padding: 50px 15px;
}
.content .title{
  text-align: center;
  margin-bottom: 50px;
}
.content .title span{
  display: block;
  width: 36px;
  height: 3px;
  background: #1182A7;
  margin: 0 auto;
  margin-bottom: 10px;
}
.content .title p{
  font-weight: bold;
  font-size: 20px;
  color: #333;
}
.content .box{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.content .module{
  width: 140px;
  height: 253px;
  background: #fff;
  border-radius: 8px;
  text-align: center;
  margin-bottom: 10px;
  box-shadow: 0 2px 12px 0 rgba(51,51,51,0.05);
}
.content .module img{
  width: 84px;
  height: 84px;
  border-radius: 42px;
  /* background: #0A4355; */
  margin-bottom: 15px;
  margin-top: 31px;
  transition: .5s;
}
.content .module h4{
  font-size: 16px;
  line-height: 22px;
  margin-bottom: 11px;
}
.content .module p{
  width: 140px;
  margin: 0 auto;
  font-size: 12px;
}
/* 灵活高效end */

/* 营销渠道start */
.qudao{
  position: relative;
  z-index: 2;
  background: url(../images/bgk.png);
  background-size: cover;
}
.qudao .bgk{
  position: absolute;
  z-index: -1;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(17,130,167,.8);
}
.qudao .title p{
  color: #fff;
}
.qudao .title span{
  background: #fff;
}
.qudao .yinx .pieces {
  display: flex;
  justify-content: space-evenly;
  margin-bottom: 30px;
  overflow: hidden;
}
.qudao .pieces .left{
  font-size: 0;
  margin-right: 15px;
}
.qudao .left img{
  width: 72px;
  height: 72px;
}
.qudao .pieces .right{
  color: #fff;
}
.qudao .right h4{
  line-height: 25px;
  font-size: 18px;
  margin-bottom: 10px;
}
.qudao .right p{
  font-size: 14px;
}
/* 灵活高效end */

/* 我们的优势start */
.advantage .yous{
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
}
.advantage .lump{
  text-align: center;
  margin-bottom: 35px;
}
.advantage .lump img{
  width: 60px;
  height: 60px;
  margin-bottom: 10px;
}
.advantage .box{
  display: none;
}
/* 我们的优势end */

/* 底部start */
footer{
  background: #0A4355;
  color: #fff;
  padding: 30px 15px 20px;
}
footer .fuwu{
  width: 100%;
  height: 107px;
  margin-bottom: 20px;
}
footer .fuwu dl{
  float: left;
  width: 50%;
  text-align: center;
}
footer .fuwu dl:first-child{
  border-right: 1px solid #3D8CA6;
}
footer .fuwu dt{
  font-size: 20px;
  margin-bottom: 15px;
}
footer .fuwu dd{
  font-size: 16px;
  margin-bottom: 10px;
}
footer .address{
  line-height: 20px;
  margin-bottom: 50px;
}
footer .address p{
  margin-bottom: 10px;
}
footer p .left{
  width: 100px !important;
}
footer p .right{
  width: 100%;
  padding-left: 100px;
  margin-top: -20px; 
}
footer p span{
  display: block;
}
footer .copyright{
  width: 310px;
  margin: 0 auto;
  font-size: 12px;
  color: #21809E;
  text-align: center;
}
/* 底部end */

@media screen and (min-width: 360px){
  .content .module{
    width: 160px;
  }
}

@media screen and (min-width: 375px){
  .content .module{
    width: 167px;
  }
}

@media screen and (min-width: 410px){
  .content .module{
    width: 185px;
  }
}

/* 平板 >=768px */
@media screen and (min-width:768px){

  /* 营销渠道start */
  .qudao .yinx .pieces{
    width: 500px;
    margin: 0 auto 30px;
  }
  /* 营销渠道end */

  /* 底部start */
  footer .copyright{
    width: auto;
  }
  /* 底部end */
}
/* 笔记本 >=992px */
@media screen and (min-width:992px){

  /* banner */
  .banner{
    height: 600px;
  }
  .banner .bgk{
    width: 50%;
    opacity: 1;
  }
  .banner .ban-con{
    margin-left: 50%;
    text-align: left;
    padding-top: 150px;
  }
  .banner .ban-con img{
    width: 422px;
    height: 200px;
  }
  .banner .ban-con h2{
    font-size: 42px;
    padding-left: 30px;
    margin-top: 20px;
  }
  /* 灵活高效start */
  .content .box{
    width: 780px;
    margin: 0 auto;
  }
  .content .module:hover{
    box-shadow: 0 5px 12px 0 rgba(51,51,51,0.20);
  }
  .content .module:hover img{
    transform: scale(1.2)
  }
  /* 灵活高效end */

  /* 我们的优势 */
  .advantage .yous{
    width: 800px;
    margin: 0 auto;
  }

  /* 底部start */
  footer{
    padding: 50px 0 20px;
  }
  .footer{
    width: 800px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
  }
  footer .fuwu{
    width: 350px;
  }
  footer .fuwu dl:first-child{
    border: none;
  }
  footer .fuwu dl:last-child{
    border-right: 1px solid #3D8CA6;
  }
  footer .address{
    padding-left: 54px;
    width: 450px;
  }
  footer .address .left{
    width: 120px;
  }
  footer .address .email{
    margin-top: 20px;
  }
  footer p .right{
    width: 350px;
  }
  /* 底部end */
}

/* 大型屏幕 >=1200px */
@media screen and (min-width:1200px){
  header{
    background: #fff;
    height: 70px;
  }
  /* 头部start */
  .header{
    height: 70px;
    width: 1200px;
    left: 50%;
    margin-left: -600px;
    padding: 0;
  }
  .header .logo img{
    height: 40px;
    width: 85px;
    margin-top: 16px;
  }
  .header .nav div{
    display: none;
  }
  .header .nav ul{
    display: flex;
    top: 0;
    background: #fff;
    /* width: 670px; */
    z-index: 1;
  }
  .header .nav ul.active{
    top: 0;
  }
  .header .nav li a{
    /* float: left; */
    color: #353535;
    border: none;
    height: 70px;
    line-height: 70px;
    font-size: 16px;
  }
  .header .nav li a:hover{
    background: #1182A7;
    color: #fff;
  }
  .header .nav li a.active{
    background: #1182A7;
    color: #fff;
  }
  /* 头部end */


  /* 轮播start */
  .banner{
    margin-top: 70px;
    height: 708px;
  }
  .banner .bgk{
    margin-left: 10%;
  }
  .banner .ban-con{
    padding-top: 220px;
    margin-left: 58%;
  }
  .banner .ban-con h2{
    margin-top: 30px;
  }
  /* 轮播end */

  /* 灵活高效start */
  .content{
    padding: 100px 0;
  }
  .content .title{
    margin-bottom: 100px;
  }
  .content .title span{
    width: 80px;
    height: 6px;
    margin-bottom: 20px;
  }
  .content .title p{ 
    font-size: 40px;
  }
  .content .box{
    width: 1200px;
    margin: 0 auto;
  }
  .content .module{
    width: 270px;
    height: 410px;
  }
  .content .module img{
    width: 136px;
    height: 136px;
    margin-top: 50px;
    margin-bottom: 40px;
  }
  .content .module h4{
    font-size: 24px;
    margin-bottom: 20px;
  }
  .content .module p{
    font-size: 18px;
    width: 215px;
  }

  /* 灵活高效end */

  /* 营销渠道start */
  .qudao .yinx{
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
    margin-top: 90px;
    width: 1200px;
  }
  .qudao .yinx .pieces{
    width: 352px;
    margin-bottom: 50px;
  }
  .qudao .pieces .left img{
    width: 121px;
    height: 121px;
  }
  .qudao .pieces .right{
    width: 212px;
  }
  .qudao .right h4{
    font-size: 24px;
  }
  .qudao .right p{
    font-size: 18px;
  }
  /* 营销渠道end */

  /* 我们的优势start */
  .advantage .yous{
    display: none;
  }
  .advantage{
    position: relative;
  }
  .advantage .title{
    position: absolute;
    top: 560px;
    left: 50%;
    margin-left: -100px;
  }
  .advantage .box{
    display: block;
    height: 992px;
    width: 992px;
    position: relative;
    background: rgba(68,211,181,0.05);
    border-radius: 50%;
  }
  .advantage .big{
    width: 676px;
    height: 676px;
    background: rgba(68,211,181,0.10);
    border: 1px solid #44D3B5;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-left: -338px;
    margin-top: -338px;
  }
  .advantage .qiu{
    font-size: 0;
    width: 116px;
    height: 116px;
    border-radius: 50%;
    transform-origin: 58px 396px;
    position: absolute;
    top: -58px;
    left: 280px;
    background: #1182A7;
    /* box-shadow: 0 5px 14px 0 rgba(37,139,172,0.40); */
    text-align: center;
    padding-top: 13px;
  }
  .advantage .qiu p{
    font-size: 18px;
    margin-top: 10px;
    transform-origin: 58px -58px;
  }
  .advantage .qiu img{
    width: 90px;
    height: 90px;
  }
  .advantage .q2{
    transform: rotate(120deg);
    width: 120px;
    height: 120px;
    background: #1182A7;
    top: -60px;
    left: 278px;
    transform-origin: 60px 398px;
    padding-top: 15px;
  }
  .advantage .q2 img,.advantage .q2 p{
    transform: rotate(-120deg);
  }
  .advantage .qiu.q2 p{
    margin-top: 15px;
    transform-origin: 60px -62px;
  }
  .advantage .q3{
    transform: rotate(240deg);
    width: 140px;
    height: 140px;
    background: #1182A7;
    top: -70px;
    left: 268px;
    transform-origin: 70px 408px;
    padding-top: 25px;
  }
  .advantage .q3 img,.advantage .q3 p{
    transform: rotate(-240deg);
  }
  .advantage .q3 p{
    margin-top: 24px;
    transform-origin: 70px -70px;
  }
  .advantage .small{
    width: 388px;
    height: 388px;
    border-radius: 50%;
    background: rgba(255,255,255,0.10);
    border: 1px solid #44D3B5;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-left: -194px;
    margin-top: -194px;
  }
  .advantage .q5,.advantage .q4{
    width: 100px;
    height: 100px;
    top: -50px;
    left: 144px;
    transform-origin: 50px 244px;
    transform: rotate(320deg);
    padding-top: 20px;
  }
  .advantage .q4 img{
    width: 60px;
    height: 60px;
    transform: rotate(-320deg);
  }
  .advantage .q4 p{
    width: 100px;
    margin-top: 19px;
    transform-origin: 50px -50px;
    transform: rotate(-320deg);
  }
  .advantage .q5{
    width: 74px;
    height: 74px;
    top: -37px;
    left: 157px;
    transform-origin: 37px 231px;
    transform: rotate(160deg);
    padding-top: 14px;
  }
  .advantage .q5 img{
    width: 45px;
    height: 45px;
    transform: rotate(-160deg);
  }
  .advantage .q5 p{
    width: 100px;
    margin-top: 16px;
    margin-left: -10px;
    transform-origin: 46px -38px;
    transform: rotate(-160deg);
  }
  /* 我们的优势end */

  /* 底部start */
  .footer{
    width: 1200px;
    margin: 0 auto;
  }
  .footer .fuwu{
    width: 50%;
    padding-left: 170px;
    border-right: 1px solid #3D8CA6;
  }
  footer .footer .fuwu dl{
    border: none;
    width: 35%;
  }
  .footer .address{
    width: 50%;
    padding-left: 100px;
  }
  footer .address .left {
    width: 98px;
  }
  /* 底部end */
}
footer .copyright a{
  text-decoration:underline;
}