html {
    color: #000;
    font-size: 16px;
  }
  
  body,
  ul,
  ol,
  dl,
  dd,
  h1,
  h2,
  h3,
  h4,
  h5,
  h6,
  figure,
  form,
  fieldset,
  legend,
  input,
  textarea,
  button,
  p,
  blockquote,
  th,
  td,
  pre,
  xmp {
    margin: 0;
    padding: 0
  }
  img,
  object,
  input,
  textarea,
  button,
  select {
    vertical-align: middle
  }
  a {
  text-decoration: none
}  
li{
    list-style:none;
}
body{
    background: #fff;
}
.index-container{
    position: relative;
}
/* header */
.index-container .header{
    height: 60px;
    background: #fff;
    position: fixed;
    top: 0;
    z-index: 99;
    border: 0;
    font-size: 0;
    width: 100%;
}
.index-container .g-container {
    position: relative;
    width: 1200px;
    margin: auto;
}
.header .logo {
    float: left;
    margin: 8px 0;
    width: 168px;
    height: 44px;
}
.header .logo-wrap {
    display: block;
    width: 100%;
    height: 100%;
    background-image: url(../images/logo@2x.png);
    -webkit-transition: height .6s;
    transition: height .6s;
    border: 0;
    background-size: 100% 100%;
}
.header .nav {
    float: right;
    height: 60px;
    -webkit-transition: all .6s;
    transition: all .6s;
}
.header .nav .nav-item {
    position: relative;
    display: inline-block;
    /* width: 106px; */
    height: 58px;
    margin: 0 20px;
    text-align: center;
}
.header .nav .nav-item>a {
    font-size: 16px;
    font-weight: 500;
    color: #333;
    cursor: pointer;
    line-height: 60px;
}
.header .nav .nav-item.active a{
    color: #17457C ;
    
}
.header .nav .nav-item.active{ 
   
    border-bottom: 2px solid #17457C ;
}

.header .nav .nav-item:hover{
    /* color: #17457C ;
    border-bottom: 2px solid #17457C ; */
}
/* .header .nav .nav-item>a:hover{
    color: #17457C ;
    border-bottom: 1px solid #17457C ;
} */
#sub-nav {
    background-color: #fff;
    top: 55px;
    position: absolute;
    width: 114px;
    overflow: visible;
    -webkit-box-shadow: 0 2px 4px 0 rgba(0,0,0,.05);
    box-shadow: 0 2px 4px 0 rgba(0,0,0,.05);
    font-size: 14px;
    padding: 0 10px
}
#sub-nav .sub-nav__link.active { color: #17457C ;}
#sub-nav .sub-nav__link:hover{color: #17457C ;}
#sub-nav .sub-nav__link {
    position: relative;
    margin: 0;
    display: block;
    padding: 10px 0;
    font-size: 14px;
    color: #333;
    text-align: center;
    border-bottom: 1px #ededed solid;
    word-break: keep-all;
    cursor: pointer;
}

.f-none{
    display: none;
}


/* footer */
.footer{
    position: relative;
    height: 340px;
    background: #F9F9F9;
    
    
}
.footer .g-container {
    position: relative;
    width: 1200px;
    margin: auto;
}
.footer .g-container .footer-top{
    overflow: hidden;
    height: 230px;
    padding-top: 70px; 
}
.footer-top >div{
    float: left;
}
.footer  .footer-top .footer-logo{
    width: 50%;
}
.footer  .footer-top .contact{
    width: 30%;
}
.footer-logo p{
    margin-top: 30px;
}
.footer-top .follow{
    width: 20%;
}
.footer-top h4{
    margin: 0;
    height: 22px;
    font-size: 16px;
    font-weight: 500;
    color: #333;
    line-height: 22px;
    margin-bottom: 20px;
}
.footer-top li {
    font-size: 14px;
    font-weight: 400;
    line-height: 24px;
}
.footer p.f-mgb-20 {
    font-size: 12px;
    color: #333;
    /* line-height: 100px; */
    /* margin-bottom: 30px; */
    text-align: center;
    /* margin-top: 20px; */
    /* position: absolute;
    top: 295px;
    left: 50%; */
}

/* main */
.index-page{
    position: relative;
    margin-top: 60px;
}
.banner_img{
    background-image: url(../images/banner_1@2x.png);
    height: 900px;
    color: #fff;
    text-align: center;
}
.banner_img h1{
    font-size: 72px;
    padding-top: 23%;
}
.banner_img p{
    font-size: 30px;
    margin-top: 10px;
}
.banner2_img{
    background-image: url(../images/banner_2.png);
    height: 900px;
    color: #fff;
    text-align: center;
}
.banner2_img h1{
    font-size: 72px;
    padding-top: 23%;
}
.banner2_img p{
    font-size: 30px;
    margin-top: 10px;
}
.section{
    height: 900px;
}
.bg-section{
    background: #F5F5F9;
}
.product-intro{
    width: 1200px;
    margin: 0 auto;
    overflow: hidden;
}
.product-intro .float-lf{
    float: left;
}
.product-intro .float-rt{
    float: right;
}
.margin-top-20{
    margin-top: 20%;
}
.margin-top-10{
    margin-top: 10%;
}
.product-intro .intro{
    width: 37%;
    padding-left: 30px;
    
   
    /* display: table-cell;
vertical-align: middle; */

}
.product-intro .intro h1{
    font-size: 40px;
    font-weight: 500;
}
.product-intro .intro b{
    width: 60px;
    height: 1px;
    background: #333;
    display: inline-block;
}
.product-intro .intro ul{
    overflow: hidden;
    margin: 20px 0;
}

.product-intro .intro li{
    float: left;
    padding: 0px 12px;
    background: #8098B5;
    border-radius: 20px;
    color: #fff; 
    margin-right: 20px;
    font-size: 14px;
    line-height: 30px;
    text-align: center;
}
.product-intro .intro p{
    line-height: 35px;
    color:#666;
}
.product-intro >.img{
    width: 60%;
    vertical-align: middle;
    position: relative;
}
.product-intro .img-pos{
    position: absolute;
    right: 18%;
    bottom: 0%;
}


/* serviceCase */
.service-title{
    height: 380px;
    background-image: url(../images/fwal@2x.png) ;
    background-size: 100% 100%;
    text-align: center;
    line-height:  380px;
    color: #fff;
    
}
.service-title p{
    font-size: 72px;
}
.service-content{
    margin-top: 100px;
    margin-bottom: 100px;
}
.service-list{
    overflow: hidden;
    width: 1000px;
    margin: 0 auto;
}
.service-list img{
    width: 50%;
}
.service-list li{
    -webkit-box-sizing: border-box;
          -moz-box-sizing: border-box;
               box-sizing: border-box;
    float: left;
    width: 33%;
    padding: 30px 0;
    border-bottom: 1px dashed #D2D2D2;
    text-align: center;
    border-right: 1px dashed #D2D2D2;
   
}
.service-list li:last-child{
    border-right:0; 
}
.service-list:last-child li{
    border-bottom:0;
}

/* companyintro */
.company-intro{
    background-image: url(../images/gsjs@2x.png);
    height: 900px;
    background-size: 100% 100%; 

}
.intro-content{
    width: 1200px;
    margin:0 auto;
    padding-top:80px;

}
.intro-content .content-img{
    text-align: center;
    margin-bottom: 60px;
}
.intro-content p{
    line-height: 30px;
    color:#fff;
}

/*  */
.company-contact{
    background-image: url(../images/lxwm@2x.png);
    height: 600px;
    background-size: 100% 100%; 
}
.contact-content{
    width: 1200px;
    margin:0 auto;
    padding-top:100px;
    color: #fff;
}
.contact-content h1{
    font-size: 40px;
}
.contact-content p{
    line-height: 35px;
}
.contact-content .contact-tel{
    margin-top: 30px;
}
.contact-tel .tel{
    font-size: 30px;
}
.contact-content p.addr{
    font-size: 24px;
    margin-top: 80px;
}
.contact-content .btn{
    width: 240px;
    height: 60px;
    line-height: 60px;
    font-size: 26px;
    color: #fff;
    background: #EF6D1A;
    font-weight: normal;
    border-color: #EF6D1A;
    margin-top: 40px;
    cursor: pointer;
}
.contact-content .btn a{
    color: #fff;
}