*{
    margin: 0;
    padding: 0;
    font-family:Arial, Helvetica, sans-serif ;
}
a{
    text-decoration: none;
}
ul{
    list-style: none;
    overflow: hidden;
}
img{
    border: none;
}
i,em{
    font-style: normal;
    display: block;
}
.clear::after{
    content: '';
    display: block;
    clear: both;
}
.wid{
    width: 1350px;
}
.mar{
    margin: 0 auto;
}
.f_l{
    float: left;
}
.f_r{
    float: right;
}
.pro_des>em::before,
.com_b_con ul li em
{
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
}
@-webkit-keyframes ball {
    0% {
      -webkit-transform: translateY(0);
      transform: translateY(0);
    }
    100% {
      -webkit-transform: translateY(-10px);
      transform: translateY(-10px);
    }
  }
  @keyframes ball {
    0% {
      -webkit-transform: translateY(0);
      transform: translateY(0);
    }
    100% {
      -webkit-transform: translateY(-10px);
      transform: translateY(-10px);
    }
  }
   @-moz-keyframes mainzx1 {
    from {
     -moz-transform: rotate(0deg)
   }
   to {
     -moz-transform: rotate(359deg)
   }
   }
   @-o-keyframes mainzx1 {
    from {
     -o-transform: rotate(0deg)
   }
   to {
     -o-transform: rotate(359deg)
   }
   }
   @keyframes mainzx1 {
    from {
     transform: rotate(0deg)
   }
   to {
     transform: rotate(359deg)
   }
   }
/* header */
.header{
    height: 110px;
    border-top: 15px solid #0058d6 ;
    background: url(../images/nav_bg.jpg) bottom left no-repeat; 
    position: relative;
    z-index: 111;
}
.logo{
    position: absolute;
    left: 0;
    bottom: -39px;
    width: 665px;
    height: 170px;
    background:url(../images/logo_bg.png) right top no-repeat;
}
.logo img{
    position: absolute;
    top: 15%;
    left: 10%;
}
.h_con{
    width: 85%;
}
.nav>li{
    float: left;
    padding: 0 20px;
    height: 35px;
    line-height: 35px;
    margin: 35px 5px;
}
.nav>li.active{
    border-radius: 18px;
    background: #0058d6;
}
.nav>li.active a{
    color: #fff;
}
.nav>li>a{
    display: block;
    width: 100%;
    height: 100%;
    text-align: center;
    color: #333;
}
.h_phone{
    margin-left: 40px;
    position: relative;
    padding-left: 55px;
    margin-top: 25px;
}
.h_phone::before{
    content: '';
    display: block;
    width: 48px;
    height: 41px;
    position: absolute;
    top: 9px;
    left: 0;
    background: url(../images/icon.png) -19px -17px;
}
.h_phone em{
    font-size: 14px;
    color: #333;
}
.h_phone h3{
    font-size: 32px;
    color: #d20c0c;
    letter-spacing: -1px;
}
/*banner*/
.banner{
    height: 760px;
    position: relative;
}
.banner .swiper-container {
    height: 760px;
    width: 100%;
    overflow: hidden;
    position: absolute;
    top: 0;
    left: 0;
}
.banner .swiper-slide {
    height: 760px;
}

.banner:hover .pagination {
    opacity: 1;
}

.banner:hover .arrow-left {
    opacity: 1;
}

.banner:hover .arrow-right {
    opacity: 1;
}

.banner .pagination {
    position: absolute;
    z-index: 20;
    bottom: 20px;
    text-align: center;
    width: 100%;
    opacity: 0;
    transition: all 0.5s;
}

.banner .swiper-pagination-switch {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #0162ef;
    margin: 0 3px;
    cursor: pointer;
}

.banner .swiper-active-switch {
    width: 15px;
    height: 15px;
    border-radius: 20px;
    background: #fff;
}
.banner .arrow-left {
    background: url(../images/b_arrow.png) no-repeat left bottom;
    position: absolute;
    left: 30px;
    top: 50%;
    margin-top: -25px;
    width: 50px;
    height: 50px;
    z-index: 222;
    opacity: 0;
    transition: all 0.5s;
}
.banner .arrow-right {
    background: url(../images/b_arrow.png) no-repeat right bottom;
    position: absolute;
    right: 30px;
    top: 50%;
    margin-top: -25px;
    width: 50px;
    height: 50px;
    z-index: 222;
    opacity: 0;
    transition: all 0.5s;
}
/* hot */
.hot{
    border-bottom: 1px solid #f5f5f5;
}
.hot_li li,.hot_li span{
    float: left;
}
.hot_li span {
    font-weight: bold;
    line-height: 70px;
}
.hot_li span::before{
    content: '';
    display: inline-block;
    vertical-align: middle;
    margin-right: 8px;
    width: 36px;
    height: 32px;
    background: url(../images/icon.png) -84px -21px;
    margin-bottom: 10px;
}
.hot_li li{
    margin: 0 15px;
    line-height: 70px;
    position: relative;
}
.hot_li li::after{
    content: '';
    display: inline-block;
    vertical-align: middle;
    width: 1px;
    height: 12px;
    background: #d4d4d4;
    position: absolute;
    right: -14px;
    top: 50%;
    margin-top: -6px;
}
.hot_li li a{
    color: #333;
}
.hot_li li:hover a{
    color: #d20c0c;
}
.search form button,.search form input{
    border-radius: 2px;
    outline: none;
}
.search form{
    width: 330px;
    height: 50px;
    line-height: 50px;
    position: relative;
}
.search form input{
    width: 100%;
    height: 100%;
    border: 1px solid #e2e2e2;
    box-sizing: border-box;
    padding-left: 10px;
}
.search form button{
    display: block;
    width: 70px;
    height: 50px;
    position: absolute;
    right: 0;
    top: 0;
    background: #d20c0c;
    border: none;
    cursor: pointer;
}
.search{
    margin-top: 8px;
}
.search form button::before{
    content: '';
    display: block;
    width: 21px;
    height: 21px;
    background: url(../images/icon.png) -206px -27px;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
}
/* pro */
.pro{

}
.pro_list{
    background: url(../images/pro_list_bg.jpg) bottom left no-repeat;
    padding: 50px 0 350px 0;
    position: relative;
    opacity: 0;
    top: 200px;
}

.pro_list_con{
    width: 100%;
    overflow: hidden;
}
.pro_list_con ul{
    float: left;
}
.pro_list_go{
    width: 9999px;
}
.pro_list_con ul li{
    width: 205px;
    height: 205px;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    border: 5px solid #fff;
    box-shadow: 0 0 8px rgba(0,0,0,.3);
    float: left;
    margin: 8px 10px;
}
.pro_list_con ul li a{
    display: block;
    width: 100%;
    height: 100%;
}
.pro_list_con ul li a img{
    width: 100%;
    height: auto;
    min-height: 205px;
    transition: all 0.6s;
}
.pro_list_con ul li:hover img{
    transform: scale(1.1);
}
.pro_list_con ul li em{
    width: 180px;
    height: 40px;
    border-radius: 20px;
    text-align: center;
    line-height: 20px;
    color: #fff;
    background: #0058d6;
    position: absolute;
    left: 50%;
    margin-left: -90px;
    bottom: 50px;
    line-height: 40px;
    display: none;
}
.pro_list_con ul li.active em{
    display: block;
}
.pro_list_con ul li.active{
    border-color: #0058d6;
}
.tit{
    text-align: center;
}
.tit h3{
    font-size: 48px;
    color: #333;
    position: relative;
    width: 360px;
}
.tit h3::after{
    content: '';
    display: block;
    width: 45px;
    height: 23px;
    background: url(../images/icon.png) -142px -25px;
    position: absolute;
    top: 26px;
    right: -44px;
}
.tit h3 i{
    margin-left: -12px;
}
.tit h3 em,.tit h3 i{
    display: inline-block;
    vertical-align: middle;
}
.tit p{
    font-size: 15px;
    color: #333;
}
.tit_line{
    width: 750px;
    height: 1px;
    background: #eaeaea;
    position: relative;
    margin-top: 15px;
    margin: 15px auto 0 auto;
}
.tit_line::after{
    content: '';
    display: block;
    width: 288px;
    height: 17px;
    background: url(../images/line.jpg);
    position: absolute;
    top: -8.5px;
    left: 50%;
    margin-left: -144px;
}
.pro_litpic{
    margin-top: -305px;
    position: relative;
    top: 200px;
    opacity: 0;
}
.pro_litpic_con {
    width: 95%;
    margin: 30px auto;
    height: 825px;
    overflow: hidden;
}
.pro_go>ul>li {
    width: 24.6%;
    margin: 10px 0.2%;
    float: left;
    overflow: hidden;
}
.pro_go>ul>li>a {
    display: block;
    overflow: hidden;
}
.pro_go>ul>li>a span{
    display: block;
    width: 100%;
    height: 315px;
    box-sizing: border-box;
    border-top: 10px solid #0058d6 ;
    border-left: 10px solid #0058d6 ;
    border-right: 10px solid #0058d6 ;
    border-bottom: 50px solid #0058d6 ;
    position: relative;
}
.pro_go>ul>li>a span::before{
    content: '';
    display: block;
    width: 185px;
    height: 73px;
    background: url(../images/pro_p.png) left top no-repeat;
    position: absolute;
    bottom: -50px;
    left: 0;
}
.pro_go>ul>li>a span i{
    color: #fff;
    font-size: 15px;
    position: absolute;
    right: 10px;
    bottom: -40px;
}
.pro_go>ul>li>a span em{
    width: 100%;
    height: 265px;
    overflow: hidden;
}
.pro_go>ul>li>a span em img{
    width: 100%;
    height: auto;
    min-height: 265px;
}
.pro_des{
    border-bottom: 1px solid #ccc;
    position: relative;
    padding: 8px 0;
}
.pro_des_l h3{
    font-weight: normal;
    color: #333;
    font-size: 15px;
}
.pro_des_l h3::before,
.pro_des_l h3::after,
.pro_des_l strong::before,
.pro_des>em::before{
    content: '';
    display: inline-block;
    vertical-align: middle;
    background-image: url(../images/icon.png);
}
.pro_des_l h3::before{
    margin-right: 5px;
}
.pro_des_l h3::after{
    margin-left: 5px;
}
.pro_des_l h3::before,.pro_des_l h3::after{
    width: 13px;
    height: 11px;
    background-position: -251px -31px;
    margin-bottom: 3px;
}
.pro_des_l strong{
    font-size: 20px;
    font-weight: normal;
    color: #d20c0c;
    margin-top: 4px;
    display: block;
}
.pro_des_l strong::before{
    margin-right: 5px;
    width: 27px;
    height: 27px;
    background-position: -326px -25px;
    margin-bottom: 7px;
}
.pro_des>em{
    width: 80px;
    height: 35px;
    background: #0058d6;
    border-radius: 18px;
    position: absolute;
    right: 15px;
    top: 17px;
}
.pro_des>em::before{
    width: 9px;
    height: 16px;
    background-position: -292px -27px;
}
/* com */
.com{
    width: 100%;
    height: 525px;
    box-sizing: border-box;
    background: url(../images/com_bg.jpg) center center no-repeat;
    margin-top: 100px;
}
.com_con{
    overflow: hidden;
}
.com_r{
    float: right;
    width: 770px;
    position: relative;
    right: -400px;
    opacity: 0;
}
.com_r p{
    font-size: 15px;
    line-height: 25px;
    margin-top: 30px;
    color: #333;
}
.com_r a{
    display: block;
    width: 375px;
    height: 50px;
    border-radius: 25px;
    overflow: hidden;
    color: #fff;
    background: #eb0000;
    line-height: 50px;
    box-sizing: border-box;
    padding: 0 40px;
    margin-top: 40px;
}
.com_r em{
    font-size: 30px;
    font-family: 'Impact';
}
.com_r em::before{
    content: '';
    display: inline-block;
    vertical-align: middle;
    width: 28px;
    height: 30px;
    background: url(../images/icon.png) -26px -94px;
    margin-right: 10px;
}
.com_r i{
    font-size: 18px;
    margin-left: 10px;
}
.com_b{
    width: 100%;
    height: 265px;
    box-sizing: border-box;
    overflow: hidden;
    background: url(../images/com_b_bg.png) left bottom;
    margin-top: -62px;
}
.com_b_con ul li span,
.com_b_con ul li em{
    border-radius: 50%;
}
.com_b_con ul li{
    float: left;
    margin: 30px 26px;
    text-align: center;
    position: relative;
    cursor: pointer;
    left: -200px;
    opacity: 0;
}
.com_b_con ul li::after{
    content: '';
    display: block;
    position: absolute;
    right: -37px;
    top: 43%;
    width: 20px;
    height: 17px;
    background: url(../images/icon.png) -83px -108px;
    margin-top: -8.5px;
}
.com_b_con ul li:last-child::after{
    background: none;
}
.com_b_con ul li span{
    display: block;
    width: 170px;
    height: 170px;
    border: 1px dashed #fff;
    position: relative;
    transition: all 0.6s;
}
.com_b_con ul li:hover span{
    transform: rotateY(360deg);
}
.com_b_con ul li em{
    width: 130px;
    height: 130px;
    overflow: hidden;
    border: 10px solid #2a74dd;
}
.com_b_con ul li em img{
    width: 100%;
    height: auto;
    min-height: 130px;
}
.com_b_con ul li i{
    font-size: 17px;
    color: #fff;
    margin-top: 10px;
}
/* case */
.case{
    width: 100%;
    background: url(../images/case_bg.jpg) top center no-repeat;
    padding-bottom: 36px;
    position: relative;
    padding-top: 30px;
    top: 200px;
    opacity: 0;
}
.case .swiper-container{
    margin-top: 20px;
}
.case .swiper-container.anli .swiper-slide {
    background-position: center;
    background-size: cover;
    width: 600px;
    height: 400px;
    border: 10px solid #fff;
    box-sizing: border-box;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}
.case .swiper-container.anli .swiper-slide a img{
    width: 100%;
    height: auto;
    min-height: 370px;
}
.case .swiper-pagination{
    left: 50%;
    transform: translateX(-50%);
}
.case .swiper-pagination .swiper-pagination-bullet{
    margin: 0 2px;
}
.case .swiper-pagination .swiper-pagination-bullet-active{
    background: #d71618;
}
.case_phone{
    width: 620px;
    margin: 5px auto;
}
.case_phone ul li{
    width: 280px;
    height: 50px;
    line-height: 50px;
    background: #454545;
    border-radius: 25px;
    margin: 0 15px;
    float: left;
    text-align: center;
}
.case_phone ul li,.case_phone ul li a{
    color: #fff;
}
.case_phone ul li a{
    display: block;
    width: 100%;
    height: 100%;
}
.case_phone ul li h3{
    font-size: 28px;
    font-family: "Impact";
    display: inline-block;
    vertical-align: middle;
    font-weight: normal;
}
.case_phone ul li:nth-child(1)::before{
    content: '';
    display: inline-block;
    vertical-align: middle;
    background: url(../images/icon.png) -264px -90px no-repeat;
    width: 40px;
    height: 40px;
    margin-right: 8px;
    margin-bottom: 2px;
}
.case_phone ul li:nth-child(1){
    background: #e70012;
}
/* adv */
.adv{

}
.adv_tit{
    position: relative;
    z-index: 1111;
}
.adv_tit img{
    width: 100%;
    display: block;
}
.adv_des{
    position: relative;
    width: 100%;
    height: 900px;
    box-sizing: border-box;
    background: url(../images/adv_bg.jpg) center center no-repeat;
    margin-top: -100px;
}
.adv_four{
    position: absolute;
    width: 100%;
    height: 320px;
    top: 85px;
    left: 0;
}
.adv_four ul li{
    position: absolute;
    width: 290px;
    height: 90px;
    border-radius: 5px;
    background: #0058d6;
    color: #fff;
    font-size: 15px;
    line-height: 25px;
    box-sizing: border-box;
    padding: 10px;
}
.adv_four ul li::after{
    content: '';
    display: block;
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    background-image: url(../images/icon.png);
    width: 24px;
    height: 12px;
    background-position: -190px -111px;
}
.adv_four ul li:nth-child(even)::after{
    background-position: -227px -111px;
}
.adv_four ul li:nth-child(1){
    top:30px;
    left: 60px;
}
.adv_four ul li:nth-child(2){
    top:30px;
    right: 60px;
}
.adv_four ul li:nth-child(3){
    bottom:0;
    left: 0;
}
.adv_four ul li:nth-child(4){
    bottom:0;
    right: 0;
}
.adv_cir{
    position: absolute;
    width: 1080px;
    height: 410px;
    top: 160px;
    left: 50%;
    margin-left: -540px;
    z-index: 22;
}
.adv_cir ul li{
    width: 140px;
    height: 140px;
    border-radius: 50%;
    overflow: hidden;
    border: 6px solid #fff;
    box-shadow: 0 0 5px rgba(0,0,0,.3);
    position: relative;
    background: #0159d6;
    text-align: center;
    color: #fff;
    position: absolute;
    cursor: pointer;
    transition: all 0.6s;
}
.adv_cir ul li:hover{
    transform: rotateX(360deg);
}
.adv_cir ul li:hover i{
    display: block;
}
.adv_cir ul li:hover em{
    display: none;
}
.adv_cir ul li:nth-child(1){
    top: 0;
    left: 230px;
}
.adv_cir ul li:nth-child(2){
    top: 0;
    right: 230px;
}
.adv_cir ul li:nth-child(3){
    bottom: 0;
    left: 60px;
}
.adv_cir ul li:nth-child(4){
    bottom:0;
    right: 60px;
}
.adv_cir ul li em,.adv_cir ul li em img,.adv_cir ul li i{
    width: 100%;
}
.adv_cir ul li em,.adv_cir ul li i{
    height: 100%;
    position: absolute;
    box-sizing: border-box;
}
.adv_cir ul li i{
    padding-top: 25px;
    display: none;
}
.adv_cir ul li em img{
    height: auto;
    min-height: 135px;
}
.adv_cir ul li i h3{
    font-size: 45px;
}
.adv_cir ul li i strong{
    font-size: 15px;
    text-transform: uppercase;
}
.adv_pro{
    position: absolute;
    bottom: 0;
    left: 50%;
    margin-left: -355px;
    width: 710px;
    height: 710px;
    background: url(../images/adv_cir1.png) center 60px no-repeat;
}
.adv_pro .mjg{
    position: absolute;
    bottom: -10px;
    left: 50%;
    margin-left: -485px;
    z-index: 11;
    animation: ball .6s infinite alternate;
}
.adv_pro::after{
    content: '';
    display: block;
    width: 710px;
    height: 710px;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
    background: url(../images/adv_circle.png);
    animation: mainzx1 60s infinite linear;
}
.adv_con{
    position: relative;
    height: 900px;
}
/* news */
.news{
    margin-top: 30px;
    margin-bottom: 60px;
}
.news_litpic{
    position: relative;
    width: 100%;
    height: 230px;
    margin: 30px 0;
}
.news_litpic ul{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}
.news_litpic ul li{
    float: left;
    width: 440px;
    height: 230px;
    margin: 0 5px;
}
.news_litpic ul li img{
    width: 100%;
    height: auto;
    min-height: 230px;
}
.news_des_l{
    width: 230px;
    height: 200px;
}
.news_des_l ul li{
    width: 100%;
    height: 100px;
    text-align: center;
    background: #d2d2d2;
    position: relative;
    line-height: 100px;
}
.news_des_l ul li a{
    display: block;
    width: 100%;
    height: 100%;
    color: #333;
}
.news_des_l ul li em,.news_des_l ul li i{
    display: inline-block;
    vertical-align: middle;
}
.news_des_l ul{
    overflow: inherit;
}
.news_des_l ul li em{
    font-size: 38px;
    font-weight: bold;
}
.news_des_l ul li i{
    font-size: 17px;
}
.news_des_l ul li.active{
    background: #e60012;
}
.news_des_l ul li.active::after{
    content: '';
    display: block;
}
.news_des_l ul li.active a{
    color: #fff;
}
.news_des_l ul li::after{
    content: '';
    display: block;
    width: 0;
    height: 0;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
    border-left: 8px solid #e60012;
    border-right: 8px solid transparent;
    position: absolute;
    right: -15px;
    top: 50%;
    margin-top: -4px;
    display: none;
}
.news_des_r{
    width: 1120px;
    height: 200px;
    position: relative;
}
.news_des_r ul{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    display: none;
}
.news_des_r ul:nth-child(1){
    display: block;
}
.news_des_r ul li{
    width: 335px;
    height: 240px;
    margin-left: 35px;
    float: left;
    box-sizing: border-box;
    padding: 5px 0;
}
.news_des_r ul li strong{
    display: block;
    font-size: 47px;
    color: #737272;
}
.news_des_r ul li i{
    font-size: 18px;
    color: #999;
}
.news_des_r ul li h3{
    font-weight: normal;
    font-size: 20px;
    color: #333;
    margin: 10px 0;
}
.news_des_r ul li p{
    font-size: 15px;
    color: #999;
    line-height: 20px;
}
/*footer*/
.footer{
    background: url(../images/footer.jpg) top left repeat;
}
.f_nav_con,.f_contact_con,.link_con,.f_b_con{
    width: 1350px;
    margin: 0 auto;
}
.f_nav,.f_contact,.link{
    border-bottom: 1px solid #454442;
}
.f_nav_con ul li{
    float: left;
    padding-right: 30px;
    line-height: 92px;
}
.f_nav_con ul li a{
    color: #999;
}
.f_nav_con ul li a:hover{
    color: #fff;
}
.f_nav_con ul li::after{
    content: '';
    display: inline-block;
    width: 2px;
    height: 12px;
    background: #999999;
    margin-left: 30px;
}
.f_contact_con{
    overflow: hidden;
    margin: 60px auto;
}
.f_contact_con ul{
    float: left;
}
.share{
    float: right;
}
.f_contact_con ul li{
    float: left;
    color: #999;
    margin-right: 50px;
}
.f_contact_con_icon{
    display: inline-block;
    vertical-align: middle;
}
.f_contact_con_des{
    display: inline-block;
    vertical-align: middle;
    margin-left: 10px;
}
.f_contact_con ul li span{
    display: block;
    font-size: 14px;
    margin-bottom: 8px;
}
.share{
    overflow: hidden;
    position: relative;
}
.xin{
    float: left;
}
.share h6{
    position: absolute;
    left: 80px;
    top: 8px;
    color: #fff;
    font-size: 15px;
    font-weight: normal;
}
.share_btn{
    float: left;
    overflow: hidden;
    margin-top: 40px;
    margin-left: 15px;
}
.share_btn a{
    display: block;
    width: 25px;
    height: 25px;
    float: left;
    margin: 0 5px;
}
.f_ewm{
    background: url(../images/footer7.png) top left no-repeat;
}
.f_phone_num{
    background: url(../images/footer8.png) top left no-repeat;
}
.f_weibo{
    background: url(../images/footer9.png) top left no-repeat;
}
.link_con span{
    display: inline-block;
    font-size: 14px;
    color: #fff;
    margin: 30px 0;
}
.link_con span::before{
    content: '';
    display: inline-block;
    width: 24px;
    height: 10px;
    background: url(../images/footer10.png) top left no-repeat;
    vertical-align: middle;
    margin-right: 10px;
}
.link_con ul{
    display: inline-block;
    vertical-align: middle;
}
.link_con ul li{
    float: left;
    margin-right: 30px;
}
.link_con ul li a{
    font-size: 14px;
    color: #999;
}
.link_con ul li a:hover{
    color: #fff;
}
.f_b{
    overflow: hidden;
    width: 1350px;
    margin: 0 auto;
}
.f_b p{
    float: left;
}
.f_b p{
    font-size: 15px;
    color: #999;
    line-height: 90px;
}
.f_b p a{
    font-size: 15px;
    color: #999;
}
.f_b>span{
    float: right;
    margin-top: 25px;
}
@media screen and (max-width:1800px) {
    .h_con{
        float: right;
    }
    .nav>li{
        padding: 0 15px;
    }
    .logo{
        width: 560px;
    }
    .logo img{
        left: 2%;
    }
    .pro_go>ul>li>a span i{
        font-size: 12px;
    }
}
@media screen and (max-width:1600px) {
    .logo {
        width: 460px;
    }
    .logo img{
        top: 26%;
        left: 5%;
        width: 350px;
    }
    .nav>li{   
    padding: 0 10px;
    }
    .com_b{
        background: url(../images/com_b_bg.png) center center;
    }
    .h_phone{
        margin-left: 20px;
    }
    .pro_go>ul>li>a span i{
        display: none;
    }
}