*{
  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: #fff;
  color: #333333;
}
a{
  color:inherit;
  text-decoration:none;
}
ul{
  list-style:none;
}
/* css layout */
/* 手机 <=768px */
/* 头部start */
header{
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1;
  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 */

/* 业务 */
.business{
  margin-top: 50px;
  background: url(../images/bgk-map.png) no-repeat center 50px ;
  background-size: 700px 420px;
}
.content {
  padding: 50px 15px;
}
.content .title{
  margin-bottom: 50px;
  text-align: center;
}
.content .title span{
  display: inline-block;
  width: 36px;
  height: 3px;
  background: #1182A7;
  margin-bottom: 10px;
}
.content .title h4{
  font-size: 20px;
}
.business .bus{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-bottom: -34px;
}
.business .bus >div{
  width: 95px;
  text-align: center;
  margin-bottom: 34px;
}
.business .bus img{
  width: 64px;
  height: 64px;
}

/* 佣金 */
.commission{
  height: 245px;
  background: url(../images/com-bgk.png) no-repeat center;
  background-size: 300% 100%;
  text-align: center;
  padding-top: 70px;
}
.commission h1{
  font-size: 64px;
  color: #fff;
  margin-bottom: 34px;
  line-height: 76px;
}
.commission p{
  font-size: 20px;
  color: #fff;
}

/* 企业 */
.enterprise{
  background: #f5f5f5;
}
.content .ent{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.content .module{
  width: 140px;
  height: 108px;
  background: #fff;
  margin-bottom: 10px;
  font-size: 0;
  overflow: hidden;
  position: relative;
  box-shadow: 0 2px 12px 0 rgba(51,51,51,0.05);
}
.content .module img{
  width: inherit;
  /* height: inherit; */
  transition: .5s;
}
.content .module .mod-bgk{
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, .5);
  position: absolute;
  top: 0;
  transition: .5s;
  opacity: 0;
}
.content .mod-bgk p{
  line-height: 108px;
  color: #fff;
  text-align:center;
  font-size: 14px;
}

/* 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){

  .content .module{
    width: 176px;
  }

  /* 底部start */
  footer .copyright{
    width: auto;
  }
  /* 底部end */
}

/* 笔记本 >=992px */
@media screen and (min-width:992px){

  .content{
    width: 800px;
    margin: 0 auto;
  }
  .content .module {
    width: 184px;
  }
  .content .module:hover{
    box-shadow: 0 5px 12px 0 rgba(51,51,51,0.20);
  }
  .content .module:hover .mod-bgk{
    opacity: 1;
  }
  .content .module:hover img{
    transform: scale(1.2);
  }

  /* 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 */


  .business{
    margin-top: 70px;
    background: url(../images/bgk-map.png) no-repeat center 25px;
    background-size: 1278px 760px;
  }
  .content{
    width: 1200px;
    margin: 0 auto;
    padding: 150px 0 200px;
  }
  .content .title span{
    width: 80px;
    height: 6px;
  }
  .content .title h4{
    font-size: 40px;
  }
  .content .bus img{
    width: 96px;
    height: 96px;
  }
  .commission{
    height: 350px;
    padding-top: 100px;
    background-size: cover;
  }
  .commission h1{
    font-size: 100px;
    font-weight: 500;
  }
  .commission p{
    font-size: 36px;
  }
  .content .ent{
    margin-bottom: -30px;
  }
  .content .module{
    width: 280px;
    height: 180px;
    margin-bottom: 30px;
  }

  .content .mod-bgk p{
    font-size: 24px;
    line-height: 180px;
  }

  /* 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;
}