@charset "utf-8";
*, html, body, p, img, div, input, textarea, select, button, ul, header, footer, mark, article, ul li, dl, dl dt, dl dd, 
form, legend, caption, h1, h2, h3, h4, h5, fieldset, label, ol, ol li, xmp ,h1,h2,h3
{margin: 0; padding: 0; border: 0; list-style-type: none;}
body {
    color: #5e5e5e; font-family: 微软雅黑, Arial, sans-serif;
}
ul,li{ list-style-type: none; }
img{ border: none; }
a{ text-decoration: none; color: #333; }
a:hover{ text-decoration: none; color: #000; }
input{ outline: none;}
textarea{ outline: none;}
.clear{ width: 0; height: 0; overflow: hidden; clear: both; line-height: 0;}

a,a:hover,a:focus,a:visited{
    text-decoration: none;
}

ul,li,ul li,ul,li,ul li a {
    text-decoration: none;
    margin-bottom: 0;
    list-style-type: none;
}

ul li a,ul li a:marker {
    text-decoration: none !important;
    color: inherit;
    list-style-type: none !important;
}

ul li a:marker {
    display: none;
    list-style-type: none !important;
    color: inherit;
    text-decoration: none !important;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.clearfix {
    clear: both;
}

ul,li {
    margin: 0;
    padding: 0;
}

img {
    vertical-align: middle;
}

html,body {
    font-size: 14px;
    line-height: 24px;
    color: #000;
}

h1 {
    font-size: 60px;
}
ul,li {
    list-style-type: none;
}

img {
    border: none;
}

a {
    text-decoration: none;
    color: #333;
}



input {
    outline: none;
}

textarea {
    outline: none;
}

.clear {
    clear: both;
}

.hide {
    display: none;
}

.clearfix {
    clear: both;
}

img {
    vertical-align: middle;
}

.overfloat-dot-2 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.overfloat-dot-3 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}
/*滚动条美化*/
::-webkit-scrollbar {
    width: 5px;
}

::-webkit-scrollbar-track {
    background-color: #f5f5f5;
    -webkit-box-shadow: inset 0 0 3px rgba(0,0,0,0.1);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 5px;
}

::-webkit-scrollbar-button {
    background-color: #eee;
    display: none;
}

::-webkit-scrollbar-corner {
    background-color: black;
}

.top_down {
    -webkit-transform: translate3d(0, 0, 0) !important;
    transform: translate3d(0, 0, 0) !important;
    -webkit-transition: all .6s linear .2s;
    transition: all .6s linear .2s;
    -webkit-transform-origin: 50% 50%;
    -ms-transform-origin: 50% 50%;
    transform-origin: 50% 50%;
    overflow: hidden;
}

.top_down.active .top_down_img {
    -webkit-animation: slide-fade 10s infinite 0s;
    animation: slide-fade 10s infinite 0s;
}

@-webkit-keyframes slide-text-fade {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

@keyframes slide-text-fade {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

@-webkit-keyframes slide-fade {
    0% {
        opacity: .9;
    }

    100% {
        opacity: 1;
        -webkit-transform: scale(1.1) translateY(0) rotateZ(0deg);
        transform: scale(1.1) translateY(0) rotateZ(0deg);
    }
}

@keyframes slide-fade {
    0% {
        opacity: .9;
    }

    100% {
        opacity: 1;
        -webkit-transform: scale(1.1) translateY(0) rotateZ(0deg);
        transform: scale(1.1) translateY(0) rotateZ(0deg);
    }
}




/*公共样式*/
.container {
    margin: 0 auto;
}

.hide {
    display: none;
}

.show {
    display: block;
}


h1.title {
    height: 35px;
    line-height: 30px;
    font-size: 30px;
    overflow: hidden;
    text-align:left;
    font-weight:bold;
    margin:78px 0;
}


.containers {
    max-width:1600px;
    margin: 0 auto;
}


/*头部*/
.header{position:relative;}
.header_l{position:relative;}

.modal-dialog {
    margin: 25% auto;
}

.search_con {
    height: 70px;
    line-height: 70px;
    background: #080808;
}

.search_con_input {
    float: left;
    width: 80%;
    border: 0;
    padding: 0 10px;
}

.search_con_btn {
    float: right;
    width: 20%;
    color: #fff;
    text-align: center;
    font-size: 18px;
    height: 72px;
}

.search_con_btn:hover {
    color: #fff;
    text-decoration: underline;
}

button.close {
    top: 30px;
    right: 30px;
}

button.close img {
    width: 20px;
    height: 20px;
    transition: all 0.6s ease 0s;
}

.close:focus, .close:hover {
    opacity: 1;
}

.close {
    opacity: 1;
    margin: 50px 50px 0 0;
}

.sections_title {
    position: sticky;
    position: -webkit-sticky;
    top: 0;
}
.header{position: absolute;left:0;top:0;z-index:98;width:100%;}
.header_l{position:absolute;left:58px;top:50px;z-index:99;}
.nav_icon{width:30px;height:25px;}
.header_l .nav .nav_ul{ width: 248px;background:rgba(7,7,7,0.7);
padding: 16px 0;}
.header_l .nav .nav_li1{padding:0 31px;}
.header_l .nav .nav_li1 a{position:relative;color:#fff;font-size:25px;border-bottom:1px solid #d1d0cf;height:70px;line-height:70px;
    display:inline-block;width:100%;}
.header_l .nav .nav_li1 a:hover{color:#ccc;}
.header_l .nav .nav_li1:last-child a{border:0;}
.header_l .nav .nav_li1 img{position:absolute;right:31px;top:28px;}
.header_l .nav .nav_uls{ width: 248px;background:rgba(0,0,0,0.7);
padding: 16px 0;}
.header_l .nav .nav_li2{padding:0 31px;}
.header_l .nav .nav_li2 a{color:#fff;font-size:20px;border-bottom:1px solid #d1d0cf;height:70px;line-height:70px;
    display:inline-block;width:100%;}
.header_l .nav .nav_li2:last-child a{border:0;}
.header_l .nav .nav_ulss{ width: 248px;background:rgba(0,0,0,0.7);
padding: 16px 0;}
.header_l .nav .nav_li3{padding:0 31px;}
.header_l .nav .nav_li3 a{color:#fff;font-size:16px;border-bottom:1px solid #d1d0cf;height:60px;line-height:60px;
    display:inline-block;width:100%;}
.header_l .nav > li{ float: left; margin-right:10px;}
ul > li > ul{ display: none;}
ul > li.on > ul{ display: block;}
.header_l .nav li{ position: relative;}
.header_l .nav .nav_uls{ position: absolute; top: 0; left: 248px;}
.header_l .nav .nav_ulss{ position: absolute; top: 0; left: 248px;}


.header_c{text-align:center;position:absolute;left:50%;top:45px;margin-left:-75px;}
.header_r{line-height:40px;height:40px;margin:45px 58px 0 0;font-size:12px;}
.header_r .top_search_input{width:244px;background:#fff;float:left;padding:0 20px;}
.header_r .top_search_btn{width:94px;background:#1c1c1c;float:left;text-align:center;color:#fff;}
.search_img{display:none;}

.banner{position:relative;}
.banner .carousel-container { position: relative;width: 100%;margin: 0 auto;overflow: hidden;}
.banner .carousel-slides {display: flex;transition: transform 0.5s ease;}       
.banner .carousel-slide { min-width: 100%;box-sizing: border-box;}
.banner .carousel-slide img {width: 100%;height: auto;display: block;}
.banner .carousel-state{position:absolute;bottom:10%;z-index:9;width:80%;left:10%;}
.banner .carousel-progress {width:70%;float:left;height: 2px;background-color: #fff;margin-top:21px;}
.banner .carousel-progress-bar {height: 100%;width: 0%;background-color: #5f249e;transition: width 0.3s ease;}
.banner .carousel-controls {float:left;width:15%;text-align:right;position:relative;}
.banner .carousel-controls .carousel-control{position:relative;opacity: 1;}
.banner .carousel-controls img{height:44px;width:auto;}
.banner .carousel-controls a{padding:0;margin:0;background:none;border:0;}
.banner .carousel-controls a.next{margin-left:-4px;}
.banner  .carousel-counter {width:10%;float:right;color:#fff;font-size:20px;margin-top:10px;}
.banner  .carousel-counter .current-slide{font-size:30px;}

.index_top{padding:120px 0 0;overflow:hidden;}
.index_top .index_top_pic{overflow:hidden;padding:0;float:left;width:48%;margin-right:4%;}
.index_top .index_top_pic:last-child{margin-right:0;}
.index_top .index_top_pic img{width: 100%;
    transition: all 0.6s;}
.index_top .index_top_pic:hover img{transform: scale(1.05);}
.index_product{overflow:hidden;}
.index_product_main{overflow:hidden;}
.index_product_li1{width:530px;float:left;margin-right:35px;}
.index_product_li2{width:530px;float:left;margin-right:35px;}
.index_product_li3{width:465px;float:left;}
.index_product_pic{margin-bottom:35px;width:530px;height:330px;overflow:hidden;}
.index_product_pic img{width: 100%;
    transition: all 0.6s;}
.index_product_pic:hover img{transform: scale(1.05);}

.index_product_pic1{width:465px;height:690px;overflow:hidden;}
.index_product_pic1 img{width: 100%;
    transition: all 0.6s;}
.index_product_pic1:hover img{transform: scale(1.05);}
.index_product1{overflow:hidden;margin-bottom:130px;}
.index_pro_lis{position:relative;}
#swiper{width:95%;margin:78px auto 0;overflow:hidden;}
#swiper .swiper-slide{background:#f2f2f2;padding:0 20px;text-align:center;position:relative;height:408px;}
#swiper .index_product1_pic{width:208px;height:208px;text-align:center;margin:57px auto 37px;}
#swiper .swiper-slide .index_pro_tit{border-top:2px solid #bba4d3;font-size:16px;
    padding:20px 0;text-align:center;}
#swiper .swiper-slide .index_pro_tit p{line-height:25px;height:50px;overflow:hidden;font-weight:bold;}
#swiper-button-prev img,#swiper-button-next img{width:19px;height:33px;}
#swiper-button-prev {
    width:19px;
    position: absolute;
    height: 33px;
    z-index: 10;
    left:0;
    cursor: pointer;
    top:50%;
    margin-top:-16px;
   
}
#swiper-button-next {
    width:19px;
    position: absolute;
    height: 33px;
    z-index: 10;
    right:0;
    cursor: pointer;
    top:50%;
    margin-top:-16px; 
}
.swiper-slide:hover .zz_bg{display:block;position: absolute;z-index:9;
    background:#666;opacity: 0.6;width:100%;height:100%;left:0;top:0;}
.swiper-slide:hover .search_big{display:block;position: absolute;z-index:10;
    width:90px;height:90px;left:50%;margin-left:-45px;top:120px;}

.index_about{background:url(../images/index_bg1.png) no-repeat top center #000;
    padding-top:100px;background-size:100%;}
.index_about_top{overflow:hidden;margin-bottom:135px;}
.index_about_con{overflow:hidden;}
.index_about_l{font-size:26px;color:#fff;float:left;width:800px;line-height:50px;margin-top:100px;}
.index_about_l a{margin-top:34px;display:block;height:30px;line-height:30px;}
.index_about_l a span{font-size:30px;color:#b1d157;float:left;}
.index_about_l a img{float:left;margin:9px 0 0 10px;}
.index_about_r{float:right;width:660px;}
.about_infor{width:100%;margin-bottom:140px;}

.footer{background:#000;padding:63px 0 0;color:#b2b2b2;font-size:15px;}
.footer h3{font-size:25px;font-weight:bold;margin:0 0 23px 0;}
.footer_li1{width:520px;margin-right:86px;}
.footer_li1 ul li{line-height:25px;overflow:hidden;}
.footer_li1 ul li span{display:inline;float:left;height:51px;}
.footer_li2{width:140px;}
.footer_li2 a{height:25px;line-height:35px;display:block;color:#b2b2b2;}
.footer_li2 a:hover{color:#fff;}
.footer_li3{width:700px;}
.footer_li3 input{width:223px;height:35px;line-height:35px;background:#dedede;
    padding:0 20px;color:#666;margin:0 10px 34px 0;}
.footer_li3 input.input3{margin-right:0;}
.footer_li3 input.input4{width:100%;}
.footer_li3 .index_submit{width:125px;height:45px;line-height:45px;
    background:#60249e;color:#fff;border-radius:10px;margin:6px auto 40px;display:block;text-align:center;font-size:18px;}
.footers{background:url(../images/footer_line.png) no-repeat top center;margin-top:95px;
    text-align:center;padding-bottom:60px;}
.footers p{line-height:16px;}
.footers .footer_logo{padding:43px 0 25px;}

/*关于我们*/
.bodys{background:#111;}
.about_main{padding-top:190px;}
.about_top img{width:100%;}
.about_top .about_pic1{margin-bottom:80px;}
.about_top .about_pic2{margin-bottom:72px;}
.about_center{overflow:hidden;margin-bottom:90px;}
.about_center_l{float:left;width:740px;text-align:center;margin-top:68px;}
.about_content1{float:right;width:670px;font-size:18px;color:#ccc;line-height:30px;text-align:justify; text-justify:newspaper}
.about_bot{overflow:hidden;margin-bottom:140px;}
.about_content2{float:left;width:740px;font-size:18px;color:#ccc;line-height:30px;text-align:justify; text-justify:newspaper;margin-top:80px;}
.about_bot_r{float:right;width:670px;}
.about_bot_r img{width:100%;}
.about_infors{width:100%;margin-bottom:140px;}


/*产品展示*/

.banner_pic img{width:100%;}
.product_main{margin-bottom:100px;}
.nei_nav{margin-top:90px;float:left;}
.nei_nav a{font-size:30px;color:#999;}
.nei_nav span{font-size:30px;color:#000;font-weight:bold;}
.pro_con{margin:50px 0 0;}
.pro_lists{overflow:hidden;}
.pro_lists li{float:left;width:32.3%;margin:0 1.5% 25px 0;}
.pro_lists li:nth-child(3),.pro_lists li:nth-child(6){margin-right:0;}
.pro_lists li img{width:100%;height:auto;}
.banner_pic{position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;}

.banner_infor {
    height:90px;line-height:90px;font-size:40px;
    padding:0 45px;background:#000;color:#fff;font-weight:bold;
    position: absolute;
  }

.pro_contents{margin:108px auto 43px;}
.pro_content{background:#f2f2f2;padding:24px 16px;margin-bottom:65px;}
.pro_content h2{height:60px;line-height:60px;font-size:25px;padding:0 28px;margin-bottom:24px;
    background:#000;color:#fff;font-weight:bold;}
.pro_picture img{width:100%;}

/*联系我们*/
.contact_nav{margin:80px auto 67px;color:#757575;font-size:26px;height:26px;line-height:26px;}
.contact_top{overflow:hidden;margin-bottom:90px;}
.contact_li{width:25%;margin-right:3%;float:left;}
.contact_li:nth-child(3){width:710px;margin-right:0;}
.contact_li img{float:left;margin-right:40px;}
.contact_li .contact_li_right{float:left;font-size:18px;display:inline-block;}
.contact_li .contact_li_right p{color:#757575;margin:10px 0;}
.contact_li .contact_li_right .contact_li_con{color:#000;line-height:25px;}
.contact_li:nth-child(2){margin-right:0;}
.contact_li:nth-child(3) .contact_li_right{width:605px;}
.contact_bottom{overflow:hidden;margin-bottom:100px;}
.contact_bottom_l{float:left;width:776px;height:505px;}
#map-container { width: 100%; height: 505px; }
.contact_bottom_r{width:746px;float:right;}
.contact_bottom_r h3{font-size:22px;color:#000;line-height:30px;margin-bottom:10px;}
#form1 {overflow:hidden;}
#form1 p{font-size:20px;color:#666;height:40px;line-height:40px;margin-bottom:5px;}
#form1 .textarea{width:746px;height:132px;border:1px solid #000;padding:10px;line-height:30px;font-size:16px;}
#form1 input{width:360px;height:48px;border:1px solid #000;padding:0 10px;line-height:48px;font-size:16px;}
#form1 .form_li{float:left;width:360px;margin:0 25px 10px 0;}
#form1 .form_li1{margin-right:0;}
#form1 .submit{width:360px;height:48px;line-height:48px;background:#60249e;color:#fff;border-radius:5px;
    display:block;float:left;margin-top:43px;text-align:center;font-size:20px;border:1px solid #60249e;}
.contact_bottom_r h4{color:#000;font-size:16px;margin-top:30px;line-height:25px;}


@media (max-width: 2560px) {
    .index_about_top{margin-top:150px;}
    .about_infor{margin:100px 0 150px;}
}
@media (max-width: 1920px) {
    .index_about_top{margin-top:0;}
    .about_infor{margin:0 0 85px;}
}

@media (max-width: 1600px) {
    .containers{width:98%;max-width:98%;}
    .containerss{width:98%;max-width:98%;}
    .index_product_li1{width:33%;margin-right:1.5%;}
    .index_product_li2{width:33%;margin-right:1.5%;}
    .index_product_li3{width:29%;}
    .index_product_pic{width:100%;margin-bottom:25px;height:auto;}
    .index_product_li3 img{width:100%;}
    .index_product_pic1{width:100%;height:670px;}
    .index_about_top{margin-bottom:0;}
    .about_infor{margin:60px 0 80px;}
    .index_about_l{width:55%;}
    .index_about_r{width:35%;}
    .index_about_r img{width:100%;height:auto;}
    .footer_li1{width:30%;margin-right:3%;}
    .footer_li2{width:20%;}
    .footer_li3{width:47%;}
    .footer_li3 input{width:32%;margin-right:1%;}

    .about_center_l{width:46%;}
    .about_content1{width:46%;}
    .about_bot_r{width:46%;text-align:center;}
    .about_content2{width:46%;}
}
@media (max-width: 1440px) {
    .container1{width:100%;max-width:100%;}
    .about_infor{margin:60px 0 55px;}
    .index_product_pic1{height:auto;}
    .contact_li:nth-child(3){width:46%;}
    .contact_li:nth-child(3) .contact_li_right{width:80%;}
    .contact_bottom_l{width:48%;}
    .contact_bottom_r{width:48%;}
    #form .textarea{width:100%;}
    #form .form_li{width:48%;margin-right:4%;}
    #form input{width:100%;}
    #form .form_li1{margin-right:0;}
    #form .submit{width:48%;}


    
}
@media (max-width: 1366px) {   
    .containers{width:98%;max-width:98%;}
    .containerss{width:98%;max-width:98%;}
    h1.title{margin:50px 0;}
    .index_top{padding:50px 0 0;}
    #swiper{margin:50px auto 0;}
    .index_product1{margin-bottom:50px;}
    .index_about_l{margin-top:30px;}
    .about_infor{margin:60px 0 40px;}
    .banner .carousel-progress{width:65%;}
    .banner .carousel-controls{width:20%;}
    .about_content2{margin-top:20px;}
    .about_bot{margin-bottom:100px;}
    .about_infors{margin-bottom:100px;}
    .footers{margin-top:40px;}

}

@media (max-width: 1080px) {
    .containers{width:90%;max-width:90%;}
    .containerss{width:90%;max-width:90%;}   
    .index_product_pic {margin-bottom:20px;}
    .search_img{display:block;height:19px;}
    .header_r form{display:none;}
    .header_l{position:absolute;left:30px;top:30px;z-index:99;}
    .header_c{text-align:center;position:absolute;left:50%;top:30px;margin-left:-75px;}
    .header_r{line-height:20px;height:20px;margin:30px 30px 0 0;font-size:12px;}

    .index_about{padding:45px 0 0 0;}
    .index_about_l{font-size:20px;line-height:30px;}
    .index_about_l a span{font-size:25px;}
    .index_about_top {margin-bottom:45px;}
    .footer_top{display:none;}
    .footer{padding:0;}
    .footers{margin:0;background:none;}

    .about_content2{margin-top:0;}
    .contact_bottom_r h3{line-height:25px;}
    .contact_bottom_r h4{margin-top:10px;}
    .contact_nav{margin:50px 0;}
    .contact_li{margin-right:0;}
    .contact_li img{width:40px;}
    .contact_li:nth-child(3){width:50%;}
    .contact_li:nth-child(3) .contact_li_right{width:100%;}
}

@media (max-width: 1024px) {
    .containers{width:95%;max-width:95%;}
    .containerss{width:95%;max-width:95%;}
    .about_infor {margin:35px 0 45px;}
    .banner .carousel-progress{width:60%;}
    .banner .carousel-controls{width:25%;}
    .modal-dialog { margin: 35% auto;}
    .header_l .nav .nav_li1 a{font-size:22px;}
    .header_l .nav .nav_li2 a{font-size:18px;}
    .about_content1{line-height:25px;font-size:16px;}
    .about_content2{line-height:25px;font-size:16px;}
    .nei_nav{margin-top:50px;}
    .product_main{margin-bottom:50px;}
    .pro_contents{margin:50px auto 10px;}
    .about_main {padding-top:130px;}
    .about_center_l img{height:80px;}
    .about_bot{margin-bottom:50px;}
    .about_infors{margin-bottom:50px;}
    .contact_top{margin-bottom:50px;}
    .contact_bottom{margin-bottom:50px;}

    .banner_infor {
    height:70px;line-height:70px;font-size:30px;
    padding:0 30px;background:#000;color:#fff;font-weight:bold;
    position: absolute;
    }

}

@media (max-width:820px) {  
    .index_about_l{margin-top:0;}
    #swiper{width:85%;}
    .index_about_top{margin-bottom:0px;}
    .about_infor{margin:45px 0 30px;}
    .banner .carousel-progress{width:55%;}
    .banner .carousel-controls{width:30%;}
    .banner .carousel-controls img{height:38px;width:auto;}
    .banner .carousel-counter{margin-top:5px;}

    .nei_nav a,.nei_nav span{font-size:24px;}
    .contact_bottom_r h3{font-size:18px;}
    #form .textarea{height:100px;}
    .contact_li .contact_li_right{font-size:16px;}
    .contact_nav{font-size:20px;}
    #form p{font-size:18px;}
    .index_about_l {font-size:16px;}
    .banner_infor{display:none;}
    .nav_icon{width:25px;height:20px;}

    
}

@media (max-width:768px) {
    .about_infor{margin:30px 0 30px;}
    .index_about_l{text-align:justify; text-justify:newspaper; }
    .footers .footer_logo{padding:30px 0 25px;}
    .pro_lists li{width:49%;}
    .pro_lists li:nth-child(3){margin-right:2%;}
    .pro_lists li:nth-child(2),.pro_lists li:nth-child(4),.pro_lists li:nth-child(6){margin-right:0;}
    .about_center_l{width:100%;float:none;margin:0 auto 30px;}
    .about_content1{width:100%;float:none;}
    .about_bot_r{width:100%;float:none;}
    .about_content2{width:100%;float:none;}
    .about_top .about_pic1{margin-bottom:50px;}
    .about_top .about_pic2{margin-bottom:50px;}
    .about_center{margin-bottom:50px;}
    .about_bot_r img{width:70%;margin-bottom:50px;}
    .contact_li{width:49%;}
    .contact_li .contact_li_right p{margin:0;}
    .contact_li:nth-child(3){width:100%;margin-top:50px;}
    .contact_li:nth-child(3) .contact_li_right{width:80%;}
    .contact_bottom_l{width:100%;margin-bottom:50px;}
    .contact_bottom_r{width:100%;}
}

@media (max-width:430px) {
    h1.title{font-size:20px;height:25px;line-height:20px;margin:0 0 30px;}
    .banner .carousel-progress{width:50%;margin-top:16px;}
    .banner .carousel-controls{width:30%;}
    .banner .carousel-controls img{height:25px;width:auto;}
    .banner .carousel-counter{margin-top:5px;}
    .banner .carousel-state{width:95%;left:2.5%;bottom:10%;}
    .banner .carousel-state .carousel-counter{font-size:16px;width:13%;margin-top:0;}
    .banner .carousel-counter .current-slide{font-size:22px;}

    .header_l{position:absolute;left:20px;top:20px;z-index:99;}
    .header_c{text-align:center;position:absolute;left:50%;top:20px;margin-left:-75px;}
    .header_r{line-height:20px;height:20px;margin:20px 20px 0 0;}
    .header_c{margin-left:-46px;margin-top:0px;}
    .header_c img{height:25px;}
    .header_l .nav{top:37px;left:32px;}
    .header_l .nav .nav_ul{width:150px;}
    .header_l .nav .nav_li1 a{font-size:16px;height:50px;line-height:50px;}
    .header_l .nav .nav_li1{padding:0 15px;}
    .header_l .nav .nav_li1 img{right:15px;top:19px;}
    .header_l .nav .nav_uls{left:150px;}
    .header_l .nav .nav_uls{width:160px;}
    .header_l .nav .nav_li2{padding:0 15px;}
    
    .index_top{padding:30px 0;}
    .index_product_pic{margin-bottom:8px;}
    .index_product_main{margin-bottom:30px;}
    .index_about{background:url(../images/index_bg1_m.png) no-repeat top center #000;height:515px;}
    .index_about_l{float:none;width:100%;font-size:14px;line-height:20px;text-align:justify; text-justify:newspaper; }
    .index_about_r{float:none;width:100%;text-align:center;}
    .index_about_r img{width:70%;margin:40px auto;}
    .index_about_l a span{font-size:18px;}
    .index_about_l a{margin-top:20px;height:20px;line-height:20px;}
    .index_about_l a img{margin:5px 0 0 5px;}
    .about_infor{margin:25px 0 30px;}
    .footers{padding-bottom:20px;}
    .footers .footer_logo{padding:20px 0;}
    .footers .footer_logo img{height:28px;}
    .footers p{line-height:30px;font-size:14px;margin-top:0px;}
    .nei_nav{margin-top:30px;}
    .nei_nav a, .nei_nav span{font-size:20px;}
    .pro_con{margin-top:30px;}
    .product_main{margin-bottom:10px;}
    .pro_content{margin-bottom:30px;}
    .pro_contents{margin-top:30px;}
    .about_center_l img{height:50px;}
    .about_content1{font-size:14px;line-height:22px;}
    .about_content2{font-size:14px;line-height:22px;}
    .pro_con{margin-bottom:60px;}
    

    .pro_content h2{font-size:18px;}
    .contact_li .contact_li_right{font-size:14px;}
    .contact_nav{font-size:18px;height:auto;margin:30px 0;}
    .contact_li{width:100%;margin-bottom:30px;}
    .contact_li img{margin-right:15px;margin-top:5px;}
    .contact_li:nth-child(3){margin-top:0;}
    .contact_top{margin-bottom:10px;}
    #map-container{height:400px;}
    .contact_bottom_r h3{font-size:16px;}
    #form p{font-size:16px;}
    #form .submit{font-size:18px;}
    .contact_bottom_r h4{font-size:14px;}
    .contact_bottom_l{height:auto}
    .modal-dialog { margin: 50% auto;width:300px}
    .search_con {
        height: 50px;
        line-height: 50px;
    }
    .search_con_btn {
        height: 52px;
        font-size:16px;
    }
    button.close {
        top: 30px;
        right: 30px;
    }
    .close{margin:30px 30px 0 0;}
    .about_main{padding-top:80px}
    .about_top .about_pic1{margin-bottom:30px;}
    .about_bot_r img{margin-bottom:30px;}

}

@media (max-width:414px) {
    .about_infor{margin:15px 0 30px;}
}


@media (max-width:390px) {
    .about_infor{margin:25px 0 30px;}
}


@media (max-width:375px) {
    .about_infor{margin:30px 0 30px;}
}


@media (max-width:320px) {
    .about_infor{margin:60px 0 30px;}
}