.jd100{width: 100%;height: 110px;
  background-image: url("../images/100zn.jpg") ;
  background-repeat: no-repeat;
  background-size:100% ; }



.tip_bar{
  height: 40px;
  background: rgba(250,241,233,1);

}
.tip_inner{
  /*width: 100px;*/
  /*height: 40px;*/
  line-height: 40px;
  margin: 0 auto;
  overflow:hidden;
}
.tip_inner a{
  float: left;
  line-height: 15px;
  /*border-right: 1px solid #000;*/
  padding: 0 20px;
  font-size: 14px;

  color: #333333;

  
  margin-top: 12px;
}
.tip_inner a:hover{
  font-weight: bold;
}
.tip_l{
  float: left;
  /*width: 425px;*/
}
.tip_l a,.tip_r a{display: inline-block;padding: 5px 15px;border-radius: 4px;margin: 12px 5px 0 10px }


.tip_bar{background: rgba(250,227,206,0.3);}



/*.tip_l a:first-child{*/
  /*padding-left: 0;*/
/*}*/
.tip_l a:last-child{
  border-right: none;
}
/*.tip_r .ipv6{*/
  /*width: 90px;*/
  /*height: 24px;*/
  /*background: #f1d2b6;*/
  /*text-align: center;*/
  /*line-height: 24px;*/
  /*border: none;*/
  /*margin: 8px 20px 0 20px;*/
  /*border-radius: 4px;*/
/*}*/
.tip_r{
  float: right;
}

.logo{
  display: block;
  margin: 0px auto 20px;
  width: 280px;
}

@media screen and (min-device-width: 768px){

  .logo:nth-child(3){
      display: none;
  }

  .header{
      width: 100%;
      margin: 0 auto;

      height: 600px;
      background:url('../images/top_bg.jpg') no-repeat;

      
      background-size: 100% 100%;
      background-position: center top;
  }
  .fixed_nav{
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1100;
  }
  
}

.search_box{
  width: 350px;
  height: 50px;
  border:2px solid #d81210;
  border-radius: 20px;
  margin: 0 auto;
  background: #fff;
  box-sizing: border-box;
}
.search_keyword{
  width: 250px;
  height: 46px;
  outline: none;
  background: transparent;
  border: none;
  padding-left: 20px;
  outline: medium;
}
.search_submit{
  float: right;
  width: 70px;
  height: 48px;
  cursor: pointer;
  vertical-align: 6px;
  border: none;
  background: url("../images/ss.png") no-repeat;
  background-position: center;
  outline: medium;
}
.navs{
  height: 60px;
  background: #dd4343;
  /*margin-top: -50px;*/
}
.navs>div{
  width: 1210px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: nowrap;
}
.navs>div a{
  display: block;
  width: 200px;
  height: 60px;
  line-height: 60px;
  font-size: 24px;
  color: #fff;
  text-align: center;
}
.navs>div a:hover,.navs>div a.active{
  background:#fe5555;
  font-weight: bold;
}

/*遮罩层*/
.mask{
  position: fixed;
  left: 0;
  top:0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.3);
  overflow: hidden;
  display: none;
  z-index: 2000;
}
.mask img{
  margin: 60px auto 0;
  display: none;
}
.search_box{position: relative;float: left;left: 37%;}
.search_fl{position: absolute;top: 0px;right: -103px;}
.search_fl div {float: left;}
.search_fl div input{width: 80px;height: 46px;line-height: 46px;background:#fe5555;color: white;border:2px solid #d81210;font-size: 16px;border-radius: 20px;font-weight: bold}
@media screen and (max-device-width: 768px){
  body{padding: 0;margin: 0}
  /* .logo:nth-child(2){width: 100%} */
  .logo:nth-child(2){display: none;}
  .logo:nth-child(3){
      margin-top: 10%;
      width: 70%;
      margin-left: 15%;
  }
  html{
      font-size:62.5%;
  }
  /*.fixed_nav{
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1100;
  }*/
  .fixed_nav{
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1100;
  }
  .tip_bar{
    display: none;
  }
  .search_box{
    left: 21px;
    width: 250px;
  }
  .navs>div{width: 100%;height: 120px}
  .navs>div a:nth-child(4){
      font-size: 1.6rem;
  }
  .header{background: none;height: 140px;}
  .navs>div a {
      text-decoration: none;
      display: inline-block;
      background: #ffc8c9;
      width: 26%;
      height: 45px;
      line-height: 45px;
      margin-left: 5%;
      font-size: 1.8rem;
      margin-top: 20px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;


  }
  .navs{height: 220px;}
  .navs>div{display: inline-block;}
  .tip_inner{width: 100%;height: auto;}
  .tip_r{float: left}
  .tip_l{display: none}
  .tip_r a{
      padding: 0;
      /* margin: 12px 0 0 5px; */
      margin: 0;
      margin-left: 8%;
      /* margin-top: 0%;*/
  }

}