.w1920{
    width: 1920px;
    margin-left: -960px;
    left: 50%;
    position: relative;
}
.w1200{
    width: 1100px;
    margin-left: -550px;
    left: 50%;
    position: relative;
}

p{margin:0;}
.fl{float:left;}
.fr{float:right;}
li{list-style:none;}

/*头部*/
.sky{line-height:31px;color:#333333;font-size:12px;background:#f2f2f2;}
.sky a{color:#333333;}

#header{width:1200px;margin:0 auto;height:100px;}
#header .top{height:100px;}
.logo{float:left;line-height: 100px;}
.logo h1{line-height:100px;}
.k2{
    font-size: 19px;
    color: #3d3d3d;
    line-height: 1;
    margin-top: 12px;
    background: url(../images/dh.png) no-repeat 0 center;
    padding-left: 41px;
    text-align: left;
}


.k2 p:nth-child(2) {
    font-size: 25px;
    color: #ff9418;
    font-weight: 600;
    margin-top: 6px;
}
.k2 p:nth-child(3) {
    font-size: 25px;
    color: #ff9418;
    font-weight: 600;
    margin-top: 6px;
}



/*搜索*/
.search{border-bottom:1px solid #ddd;height:48px;}
#formsearch{float:right;margin-top:9px;}
.hotSearch{float:left;height:48px;line-height:48px;color:#000000;font-size:14px;font-weight:bold;}
#search-type{float: left;width:100px;height: 24px;border: 1px solid #c8c8c8;margin-right: 5px;}

.hotSearch a{margin-right:22px;color:#5d5d5d;}
#formsearch input{height:28px;background:#fff;border:1px solid #c8c8c8;line-height:28px;}
#formsearch input#keyword{height:28px;line-height:28px;padding-left:10px;color:#b0b0b0;font-size:14px;margin-right:-4px;width:180px;}
#formsearch input#s_btn{width:46px;height:30px;line-height:30px;font-size:14px;text-align:center;background-color:#008cdb;color:#fff;border:none;cursor:pointer;}



.com-img{ display:inline; overflow:hidden;margin:0 auto;display: table;}
.com-img img{ transition:all 0.5s ease-in 0s; -webkit-transition:all 0.5s ease-in 0s; -moz-transition:all 0.5s ease-in 0s; -o-transition:all 0.5s ease-in 0s;}
.com-img:hover img{transform:scale(1.1); -webkit-transform:scale(1.1); -moz-transform:scale(1.1); -o-transform:scale(1.1);-ms-transform:scale(1.1);}


/*首页*/
#container{width:1200px;margin:0 auto;margin-top:20px;}
.container{width:1200px;margin:0 auto;}

.box1{margin-top:20px;}
.menu_cate{width:266px;float:left;}
.cate_title{height:60px;padding-top:11px;line-height:28px;padding-left:102px;font-family:"微软雅黑";
background:url(../images/ptt.png) no-repeat;font-size:27px;color:#ffffff;}
.cate_title span{font-size:12px;display:block;text-transform:uppercase;padding-left:23px;}

.sort1{border:2px solid #008cdb;padding-bottom:1px;padding-top:18px;}
.sort1 .layer1{}
.sort1 .layer1 a{color:#fff;width:225px;margin:0 auto;margin-bottom:17px;background:#008cdb;line-height:35px;text-align:center;color:#fff;font-size:16px;display:block;}
.sort1 .layer2 li{width:225px;margin:0 auto;background:url(../images/s2.png) no-repeat;line-height:32px;text-align:left;}
.sort1 .layer2 li a{color:#000000;font-size:14px;background:none;text-align:left;padding-left:75px;margin-bottom:9px!important;}


.prod{width:897px;}
.prod_title{background:#008cdb;height:30px;}
.prod_title a{float:right;width:65px;background:#0076b8;display:block;line-height:30px;text-align:center;color:#fff;text-transform:uppercase;}

.prod .content{margin-top:18px;}
.product_list1 li{float:left;margin-right:28px;margin-bottom:27px;_display:inline;}
.product_list1 li a.img{border:5px solid #efefef;}
.product_list1 li a.img img{width:270px;height:270px;}
.product_list1 li h3{text-align:center;padding-top:8px;}
.product_list1 li h3 a{font-weight:normal;color:#000000;font-size:14px;}
.product_list1 li a.img{display:block;}
.product_list1 li a.img:hover{border-color:#008cdb;}
.product_list1 li:nth-child(3n){margin-right:0;}



.box2{width:1920px;margin:0 auto;position:relative;left:50%;margin-left:-960px;height:357px;background:url(../images/b2.jpg) no-repeat;margin-top:20px;}
.box2_title{text-align:center;font-weight:bold;color:#0a0a0a;font-size:33px;padding-top:38px;}
.box2_title span{color:#0078d8;}
.box2_title p{color:#828282;font-size:16px;text-transform:uppercase;font-weight:normal;}
.jjfa{width:1200px;height:126px;margin-top:20px;}
.lian{text-align:center;margin-top:28px;}


.box3{width:1920px;margin:0 auto;position:relative;left:50%;margin-left:-960px;height:1212px;margin-top:20px;background:url(../images/box3.png) no-repeat;}
.box3 .container{position:relative;padding-top:108px;}
.box3_title{color:#008cda;font-size:20px;text-align:center;}
.box3_title span{color:#3f2121;font-size:12px;text-transform:uppercase;display:block;}
.ystt{text-transform:uppercase;color:#7e7e7e;font-size:18px;}
.ystt span{color:#333333;font-size:28px;display:block;}
.sub{color:#000000;font-size:14px;line-height:24px;padding-left:23px;padding-top:15px;}
.yss1 .sub p:nth-child(2){padding-top:10px;}
.yss1 .sub p:nth-child(3){padding-top:10px;}

.yss2 .sub p:nth-child(2){padding-top:11px;}
.yss2 .sub p:nth-child(3){padding-top:11px;}

.yss3 .sub p:nth-child(2){padding-top:37px;}
.yss3 .sub p:nth-child(3){padding-top:33px;}

.ys{position:absolute;}
.yss1{left:849px;top:236px;width:345px;}
.yss2{left:200px;top:580px;width:356px;}
.yss3{left:849px;top:919px;width:346px;}


.box4{width:1920px;margin:0 auto;position:relative;left:50%;margin-left:-960px;height:473px;background:url(../images/bj4.jpg) no-repeat;}
.box4_title{color:#fff;font-size:33px;text-align:center;font-weight:bold;padding-top:25px;}
.box4_title span{color:#ffffff;font-size:16px;text-transform:uppercase;display:block;font-weight:normal;opacity:.58;}


.product_list2 li{float:left;margin-top:25px;_display:inline;}
.product_list2 li+li{margin-left:18px;}
.product_list2 li a.img{}
.product_list2 li a.img img{width:185px;height:157px;}
.product_list2 li a.img{display:block;}
.product_list2 li a.img:hover{border-color:#e87518;}


.product_list3 li{float:left;margin-top:18px;_display:inline;}
.product_list3 li+li{margin-left:9px;}
.product_list3 li a.img{border:1px solid #ddd;}
.product_list3 li a.img img{width:190px;height:98px;}
.product_list3 li a.img{display:block;}
.product_list3 li a.img:hover{border-color:#e87518;}



.box5{margin-top:20px;}
.box5_title{color:#008cdb;font-size:33px;text-align:center;font-weight:bold;background:url(../images/tt.png) no-repeat center center;}
.box5_title span{color:#333333;font-size:16px;text-transform:uppercase;display:block;font-weight:normal;opacity:.58;}
.box5 .content{margin-top:25px;}


.menu_cate2{width:280px;float:left;}
.cate_title2{height:70px;line-height:70px;padding-left:90px;font-family:"微软雅黑";
background:url(../images/htt.png) no-repeat;font-size:32px;color:#ffffff;}

.sort2{border:1px solid #999999;}
.sort2 li{line-height:68px;border-bottom:1px solid #565656;background:url(../images/a1.png) no-repeat 40px center;}
.sort2 li:nth-child(2){background:url(../images/a2.png) no-repeat 40px center;}
.sort2 li a{color:#333333;font-size:24px;padding-left:89px;}
.dianhu{text-align:center;color:#008cdb;font-size:20px;padding:8px 0;}



.honor{position:relative;width:880px;}
.lb,.rb{position:absolute;top:38%;cursor:pointer;}
.lb{left:0;}
.rb{right:0;}

.product_list4 li{float:left;margin:0 22px;_display:inline;}
.product_list4 li a.img{}
.product_list4 li a.img img{width:209px;height:299px;}
.product_list4 li a.img{display:block;}
.product_list4 li a.img:hover{border-color:#e87518;}





.box6{width:1920px;margin:0 auto;position:relative;left:50%;margin-left:-960px;height:630px;padding-top:20px;background:url(../images/bj6.jpg) no-repeat;}
.about_pic{width:550px;height:278px;margin-top:29px;}
.about_pic img{width:550px;height:278px;}
.about{width:649px;margin-top:29px;border:1px solid #ddd;border-left:none;height:276px;overflow:hidden;}
.about .content{color:#333333;font-size:14px;line-height:24px;text-align:justify;margin:15px 30px 0;}
.about a{color:#fff;font-size:14px;line-height:33px;display:block;text-transform:uppercase;width:110px;background:#ffa800;margin-left:30px;margin-top:15px;text-align:center;}


.product_list5{margin-top:20px;}
.product_list5 li{float:left;margin:0 10px;_display:inline;}
.product_list5 li a.img{border:2px solid #fff;}
.product_list5 li a.img img{width:220px;height:178px;}
.product_list5 li a.img{display:block;}
.product_list5 li a.img:hover{border-color:#e87518;}
.product_list5 li h3{text-align:center;padding-top:5px;}
.product_list5 li h3 a{font-weight:normal;color:#000000;font-size:14px;}






/*首页新闻*/
.box7{margin-top:20px;}
.news_company{width:376px;margin-right:36px;}

.atitle{color:#333333;font-size:20px;line-height:40px;position:relative;font-weight:600;background:url(../images/ntt.png) no-repeat left bottom;}
.atitle i{padding-left:10px;font-size:20px;color:#008cdb;font-weight:500;font-style:normal;}
.atitle span{font-size:14px;color:#333333;font-weight:400;}
.atitle a{position:absolute;right:0;top:0;font-size:12px;}

.news1_title{border-bottom:1px solid #e5e5e5;font:400 22px/50px "微软雅黑";color:#111;position:relative;}
.news1_title span{padding-left:12px;color:#999;font-size:14px;text-transform:uppercase;}
.news1_title a{position:absolute;right:0;top:0;}
.news_company .content{padding-top:12px;}

.news_list2 li{position:relative;border-bottom:1px dashed #d6d3d1;line-height:35px;}
.news_list2 li a{padding-left:22px;font-size:14px;background:url(../images/nlist.png) no-repeat 0% 50%;display:block;color:#333333;}
.news_list2 li a:hover{color:#008cdb;}
.news_list2 li span{position:absolute;right:0;top:0;color:#6e6e6e;}



#ydemo{overflow:hidden;margin:0 auto;position:relative;height:323px;}
#yindemo{height:100%;}
#ydemo1{}
#ydemo2{}

.news_list3 li{position:relative;padding:8px 0 12px;border-bottom:1px dashed #d6d3d1;}
.news_list3 li a{line-height:30px;padding-left:38px;background: url(../images/wen.png) left center no-repeat;display:block;font-size:16px;color:#000000;}
.news_list3 li a:hover{text-decoration:none;color:#008cdb;}
.news_list3 span{background: url(../images/da.png) left 3px no-repeat;padding-left:38px;font:400 14px/26px "微软雅黑";margin-top:5px;color:#000000;display:block;opacity:.79;}








.navigation{float:right;width:100px;}

.index-title{line-height:31px;padding-left:15px;font-weight:bold;font-family:"微软雅黑";
background:url(../images/nav.png) no-repeat 0% 100%;font-size:14px;color:#000;}
.index-table td{border:solid #add9c0; border-width:0px 1px 1px 0px; padding:10px 5px;}
.index-table{border:solid #add9c0; border-width:1px 0px 0px 1px;margin-top:10px;}

/*----- Common css ------*/
.fl{float:left;}
.fr{float:right;}
.di{_display:inline;}
.fwn{font-weight:normal;}
.dib{*display:inline;_zoom:1;_display:inline;_font-size:0px;}



/*首页左侧联系我们*/
.contact{width:218px;float:left;padding-bottom:5px;margin-top:10px;}
.contact_title{line-height:31px;padding-left:15px;font-weight:bold;font-family:"微软雅黑";
background:url(../images/nav.png) no-repeat 0% 100%;font-size:14px;color:#000;}
.contact .content{padding:5px;padding-left:8px;}

/*工程案例*/
.case{width:460px;float:left;margin-left:12px;padding-bottom:5px;margin-top:10px;}
.case_title{line-height:31px;padding-left:15px;font-weight:bold;font-family:"微软雅黑";
background:url(../images/nav.png) no-repeat 0% 100%;font-size:14px;color:#000;}
.case .content{padding:5px;padding-bottom:12px;text-indent:20px;}

.news2_company{margin-top:10px;}

/*产品推荐*/
.recommend_product{margin-top:10px;width:692px;float:left;}
.recommend_product .title{line-height:31px;padding-left:15px;font-weight:bold;font-family:"微软雅黑";background:url(../images/nav.png) no-repeat 0% 100%;font-size:14px;color:#000;}
.recommend_product .content{padding-top:15px;padding-bottom:14px;}
.roll_product li{padding-bottom:0px;}

/*品牌列表*/
.brand-list{margin: 20px 0px;display: flex;display: -webkit-flex;flex-wrap: wrap;}
.brand-list li{margin: 5px 8px;}
.brand-list li:hover{box-shadow: 2px 1px 5px;}
.brand-list li img {width: 150px;height: 120px;}

/*前台多页签*/
.news{width:1000px;float:left;margin-top: 10px;}
.tab{position:relative;}
.tab li{float:left;width:100px;height:30px;display:block;line-height:30px;border:1px solid #ccc;margin-right:8px;text-align:center;color:#333;font-size:12px;cursor: pointer;}
.tab li.cur{color:#fff;text-decoration:none;font-size:12px;background:#3a78c1;border-color: #3a78c1;}

.tt{display: none;}
.list1{padding:8px 10px;}
.list1 li{line-height:27px;position:relative;vertical-align: middle;}
.list1 li a{background:url(../images/list_dot1.gif) left center no-repeat;padding-left:12px;line-height:27px;color:#555555;}
.list1 li a:hover{color:#e87518;text-decoration:none;}
.list1 li span{position:absolute;right:0px;line-height:30px;top:0;color:#999;}




/*友情链接*/
.f_link{width:1200px;margin:0 auto;margin-top:30px;line-height:30px;font-size:14px;}
.f_link a{font-size:12px;}





/*页面底部*/
#footer{width:1920px;margin:0 auto;position:relative;left:50%;margin-left:-960px;height:282px;margin-top:20px;background:url(../images/foot.png) no-repeat;color:#fff;}
#footer a{color:#fff;}
#footer a:hover{color:#e87518;text-decoration:none;}
.foot{height:210px;overflow:hidden;}
.logos{width:485px;margin-top:28px;}
.lx{margin-top:32px;font-size:14px;line-height:26px;}
.cd{margin-top:26px;}



.copyright{text-align:center;line-height:18px;margin-top:8px;}







/*------------内页-------------------*/

.left .box{margin-bottom:10px;}
.left .box h3{line-height:40px;background:#008cdb;font-size:18px;color:#fff;text-align:center;font-weight:normal;}
.left .box .content{padding:5px 0px;}

.prodescription{border:1px solid #e5e5e5;background:#f9f9f9;line-height:24px;padding:10px;margin-bottom:15px;text-indent:20px;}

.n_banner{width:1920px;margin:0 auto;position:relative;left:50%;margin-left:-960px;}




.left{width:225px;float:left;}
.sort_menu h3{background-color:#ececec;line-height:28px;font-weight:bold;}
.sort_product{margin-top:10px;}
.sort_product h3{background-color:#ececec;line-height:28px;font-weight:bold;}

.n_contact{margin-top:10px;}
.n_contact h3{background-color:#ececec;line-height:28px;padding-left:15px;font-weight:bold;}
.n_contact .content{padding:5px;line-height:24px;}

.right{width:940px;float:right;padding-bottom:10px;}
.sitemp{line-height:40px;height:40px;overflow:hidden;padding-right:10px;background:#008cdb;}
.sitemp h2{width:340px;float:left;line-height:40px;text-align:center;text-align:left;text-indent:15px;font-size:18px;color:#fff;font-weight:normal;}
.sitemp .site{width:380px;float:right;text-align:right;line-height:40px;color:#fff;font-size:14px;}
.sitemp .site a{color:#fff;}
.right .content{padding:10px;padding-top:15px;overflow:hidden;line-height: 24px;}



#demo{overflow:hidden;width:79%;margin:0 auto;}
#indemo {float: left;width:800%}
#demo1 {float: left;}
#demo2 {float: left;}

#m_demo{overflow:hidden;width:100%;margin:0 auto;}
#m_indemo {float: left;width:800%}
#m_demo1 {float: left;}
#m_demo2 {float: left;}