.p-w-m{
  width: 1200px;
  margin: 0 auto;
}
.fr{
  float: right;
}
.fl{
  float: left;
}
.top-box-home{
  position: relative;
  min-width: 1200px;
}
.center{
  text-align: center;
}
.hei-au{
  height: auto !important;
}
.header{
  height: 100px;
  border-bottom: 2px solid #696a77;
  color: #fff;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
}
.header a{
  color: #fff;
}
.header .left-logo {
  float: left;
  width: 215px;
  padding-top: 19px;
}
.header .left-logo img{
  width: 215px;
  height: 60px;
}
.header .right{
  float: right;
  width: 900px;
  padding-top: 24px;
}
.header .nav {
  -webkit-transition: .5s;
  -moz-transition: .5s;
  -o-transition: .5s;
  transition: .5s;
  height: 100%;
  line-height: 50px;
  display: block;
}
.header .navbar_nav li {
  float: left;
  position: relative;
  display: block;
}

.header .navbar_nav li:after, .header .navbar_nav li.active:after{
  content: "";
  width: 0;
  height: 2px;
  background: #fff;
  position: absolute;
  bottom: 0;
  left: 0;
  transition: all .5s ease 0s;
}
.header .navbar_nav li:hover:after,.header .navbar_nav li.active:after {
  width: 100%;
}
.header .navbar_nav li a {
  text-decoration: none;
  height: 100%;
  padding: 0 25px;
  display: block;
  -webkit-transition: .5s;
  -moz-transition: .5s;
  -o-transition: .5s;
  transition: .5s;
  color: #fff;
  font-size: 16px;
}
.header .navbar_nav li:hover a {
  color: #fff;
}
.header .navbar_nav li.dropdown,.category ul li.dropdown {
  display: inherit;
  position: relative;
}
.header .navbar_nav li.dropdown .dropdown_menu{
  display: none;
  position: absolute;
  top: 50px;
  width: 100%;
  background: #fff;
  box-shadow: 0 15px 27px 0 rgba(167, 165, 165, .38);
  width: 120%;
  left: -10%;
}
.category ul li.dropdown .dropdown_menu{
  display: none;
  position: absolute;
  top: 38px;
  width: 140px;
  left: 50%;
  transform: translate(-50%,0);
  background: #fff;
  z-index: 1000;
  border: 1px solid #dedede;
}
.header .navbar_nav li.dropdown .dropdown_menu a{
  font-size: 14px;
  color: #fff;
  padding: 0 10px;
  line-height: 40px;
  text-align: center;
  background: rgba(0,0,0,0.2);
}
.header .navbar_nav li.dropdown:hover .dropdown_menu,.category ul li.dropdown:hover .dropdown_menu{
  display: block;
  background: rgba(0,0,0,0.2);
  -webkit-transition: .5s;
  -moz-transition: .5s;
  -o-transition: .5s;
  transition: .5s;
}
.category ul li.dropdown:hover .dropdown_menu{
  background: #fff;
}
.header .navbar_nav li.dropdown:hover .dropdown_menu a {
  color: #fff;
}
.category ul li.dropdown:hover .dropdown_menu a{
  display: block;
}
.header .navbar_nav li.dropdown:hover .dropdown_menu a:hover{
  color: #fff;
  background: #2c6efa;
}

/* sign-nav */
.category{
  height: 40px;
  border-bottom: 2px solid #00437b;
}
.category ul li {
  float: left;
  width: 20%;
  text-align: center;
  color: #606060;
  font-size: 18px;
  cursor: pointer;
  line-height: 38px;
  position: relative;
}
.category ul li a{
  color: #606060;
}
.category ul li.active,.category ul li.active a{
  color: #2c6efa;
}
.category ul li.dropdown .dropdown_menu a{
  color: #333;
  font-size: 14px;
  display: block;
} 
.category ul li.dropdown .dropdown_menu a:hover{
  background-color: rgb(44,110,250);
  color: #fff;
}
.category ul li.active:after{
  content: '';
  width: 60px;
  height: 4px;
  background-color: #2c6efa;
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, 0);
  border-radius: 12px;
}
.sign-cont{
  position: relative;
  width: 100%;
  overflow: hidden;
  height: 650px;
  margin: 30px 0;
  display: none;
}
.sign-cont .it-xm{
  position: relative;
  overflow: hidden;
  float: left;
  cursor: pointer;
}
.sign-cont .left,.sign-cont .right{
  width: 600px;
  height: 600px;
  float: left;
}
.sign-cont .it-xm.big{
  width: 600px;
  height: 600px;
}
.sign-cont .it-xm.small{
  width: 300px;
  height: 300px;
}
.sign-cont .it-xm img{
  width: 100%;
  height: 100;
  border: 1px solid #eee;
}
.sign-cont .it-xm .layer{
  position: absolute;
  left: 0;
  top: 230px;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.2);
  font-size: 24px;
  text-align: center;
  justify-content: center;
  align-items: center;
  color:#2c6efa;
  font-weight: bold;
  /*display: none;*/
}
.sign-cont .it-xm:hover .layer{
  /*display: flex;*/
}
.sign-cont.active{
  display: block;
}
.tile-img-home{
  text-align: center;
  margin: 50px 0;
}
.xp-b-home{
  background-color: #f8f8f8;
  padding: 30px;
  overflow: hidden;
  min-width: 1200px;
}
.home-btn{
  width: 380px;
  height: 78px;
  line-height: 78px;
  text-align: center;
  margin: 0 auto;
  color: #fff;
  background-color: #2c6efa;
  box-shadow: 0 3px 10px rgba(44,110,250,0.6);
  cursor: pointer;
  font-size: 24px;
}
.home-btn:hover{
  background-color: rgba(44,110,250,0.9);
}
.home-input{
  width: 454px;
  height: 70px;
  border: 1px solid #000;
  line-height: 90px;
  font-size: 26px;
  padding: 0 16px;
}
.sol-box-h .item{
  float: left;
  width: 400px;
  height: 270px;
}
.service-box .item{
  width: 287px;
  height: 287px;
  border-radius: 50%;
  overflow: hidden;
  float: left;
  margin-right: 16px;
  position: relative;
  cursor: pointer;
}
.service-box .item img{
  width: 287px;
  height: 287px;
}
.service-box .item.last{
  margin-right: 0;
}
.service-box .layer{
  width: 287px;
  height: 287px;
  display: none;
  position: absolute;
  left: 0;
  top: 0;
  background-color: rgba(0,0,0,0.2);
  color: #fff;
  line-height: 287px;
  text-align: center;
  font-size: 20px;
}
.service-box .item:hover .layer{
  display: block;
}
.zl-box .item{
  width: 280px;
  height: 280px;
  overflow: hidden;
  float: left;
  margin-right: 26px;
  cursor: pointer;
  overflow: hidden;
}
.zl-box .item.last{
  margin-right: 0;
}
.zl-box .item img{
  width: 287px;
  height: 287px;
   transition: .3s all;
}
.zl-box .item:hover img{
  transform: scale(1.1);
}
.about-us .txt-main-b{
  width: 820px;
  font-size: 18px;
}
.about-us .txt-main-b p{
  text-indent: 14px;
}
.footer{
  background-color: #00437b;
  color: #fff;
  padding: 30px 0 0 0;
  margin-top: 50px;
  font-size: 16px;
  min-width: 1200px;
}
.footer a{
  color: #fff;
}
.footer .middle{
  padding-left: 15px;
  float: left;
  line-height: 40px;
}
.footer .right-b .item{
  float: left;
  margin-left: 20px;
  line-height: 34px;
}
.footer .right-b .item a:hover{
  text-decoration: underline;
}
.footer .right-b .item.first{
  margin-left: 0;
}
.footer .right-b .item .tit{
  text-decoration: underline;
  font-size: 22px;
  margin-bottom: 10px;
}
.footer .crf{
  height: 100px;
  background-color: #00325b;
  line-height: 100px;
  font-size: 18px;
}
.footer .crf img{
  vertical-align: middle;
  margin-left: 10px;
}
/*  */
.crumb-b{
  color: #333;
  font-size: 16px;
  margin: 20px auto;
}
.serch-product{
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 40px;
}
.serch-product .bg-l{
  border-right: 1px solid #000;
  border-top: 1px solid #000;
  border-bottom: 1px solid #000;
  height: 90px;
  line-height: 88px;
  padding: 0 30px;
  background-color: #2c6efa;
  color: #fff;
  font-size: 22px;
  cursor: pointer;
}
.product-main-b{
  border-top: 1px solid #eee;
  border-left: 1px solid #eee;
}
.product-main-b .item{
  float: left;
  width: 300px;
  height: 300px;
  border: 1px solid #eee;
  padding: 30px;
  text-align: center;
  margin-top: -1px;
  margin-left: -1px;
}
.product-main-b .item img{
  max-width: 200px;
  max-height: 200px;
  margin-bottom: 20px;
}
.product-main-b .item a{
  color: #333;
}
.qa-box{
  margin: 50px auto;
  font-size: 18px;
  line-height: 30px;
}
.qa-box .it .name{
  color: #668cdb;
  font-size: 20px;
  margin-bottom: 4px;
}
.qa-box .it .con{
  padding-left: 30px;
  margin-bottom: 10px;
}
.msg-box{
  width: 630px;
  margin: 50px auto;
}
.msg-box .item-f {
  display: flex; 
  align-items: center;
  margin-bottom: 40px;
}
.msg-box .item-f .lale{
  width: 120px;
  text-align: right;
  padding-right: 20px;
}
.msg-box .item-f .ipt{
  height: 60px;
  line-height: 58px;
  border: 1px solid #000;
  padding: 0 10px;
  width: 400px;
}
.msg-box .item-f .texa{
  height: 190px;
  border: 1px solid #000;
  padding: 10px;
  width: 400px;
}
.msg-box .submit  {
  width: 430px;
  display: flex;
  justify-content: space-between;
  margin: 0 auto;
}
.msg-box .btn{
  width: 200px;
  height: 60px;
  line-height: 60px;
  text-align: center;
  font-size: 18px;
  cursor: pointer;
  border: none;
  background-color: #e9e9e9;
}
.msg-box .btn.sub{
  background-color: #2c6efa;
  color: #fff;
}
.manual-box .top{
  display: flex;
  justify-content: space-between;
}
.manual-box .top .select{
  width: 370px;
  height: 50px;
  border: 1px solid #c4c4c4;
  border-radius: 4px;
}
.manual-box .top .opt{
  line-height: 30px;
}
.manual-box .down-list{
    display: flex;
    margin-top: 40px;
    /* flex-direction: row; */
    flex-wrap: wrap;
    /* width: 120%; */
    margin-right: 100px;
    padding-top: 30px;
}
.manual-box .down-it{
  width: 33%;
  display: flex;
  align-items: center;
  margin-top:30px;
}
.manual-box .down-it .text{
  padding:0 20px;
}
.manual-box .down-it .cp{
  cursor: pointer;
}