*{margin:0;padding:0;list-style: none;text-decoration: none;font-family: "Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;}
body{min-width:1200px;}
.w1200{width: 1200px;margin:0 auto;}
.clear{clear: both;}
.fl{float: left;}
.fr{float: right;}
/*head*/
.head{width: 100%;height: 30px;background: #f4f4f4;line-height: 30px;}
.headContent a{color:#616161;font-size: 13px;}
/*logo*/
.logo{height: 110px;background: url(../image/logo.jpg)no-repeat bottom;}
/*nav*/
.nav{width: 100%;height: 50px;background: #0657b2;line-height: 50px;}
.nav ul li{width: 120px;float: left;position: relative;text-align: center;}
.nav ul li a{color: #fff;}
.nav ul li:hover{background: #e56b28;}
.nav ul li .ul1{display: none;position: absolute;z-index: 22;}
.nav ul li .ul1 li{background:#e56b28;opacity: 0.8;border-bottom: 1px solid #e56b28; }
.nav ul li:hover .ul1{display: block;}
/*bannerBottom*/
.bannerBottom{height: 50px;line-height: 50px;}
.bannerBottom a{color: #171717;}
.bannerBottom a:hover{text-decoration: underline;}
/*index product*/
/**/
.pro{ padding: 33px 0 0; height: 560px; overflow: hidden; font-family: "Microsoft YaHei"}
.sid{ display: block; width: 210px; overflow: hidden;}
.sid h2{ height: 52px; line-height: 52px; overflow: hidden; text-align: center; background: url(../image/SidTit.gif) no-repeat left top;}
.sid h2 a{ color: #fff; font-size: 16px;}
.sidBx{ display: block; padding: 14px 13px 8px; border-left: 4px solid #006cbd;border-right: 4px solid #006cbd;}
.sidBx h3{ height: 41px; line-height: 33px; }
.sidBx h3 a{ display: block; padding-left: 27px; color: #424242; font-size: 14px; font-weight: normal;background: url(../image/SidH2.gif) no-repeat left top; height: 36px;}
.sidBx ul{ padding: 0 0 7px 13px;height:196px;overflow:hidden;}
.sidBx li{ height: 28px; line-height: 28px; overflow: hidden; vertical-align: middle;}
.sidBx li a{ display: block; padding-left: 15px; background: url(http://www.nlsdo.com/images/SidIco1.gif) no-repeat left 10px; color: #666; font-size: 14px;}
.sidBx li a:hover{background: url(http://www.nlsdo.com/images/SidIco1Cur.gif) no-repeat left 10px; color: #005da2;}
.sidBx h3.cur a,.sidBx h3 a:hover{background: url(../image/SidH2Cur.gif) no-repeat left top;color: #005da2;}
.sidOd{ display: block; height: 145px; overflow: hidden;}
.sidOd p{ display: block; overflow: hidden; background: url(../image/proAd.gif) no-repeat left top; height: 145px; }
.sidOd em{ display: block; font-style: normal; height: 63px; line-height: 63px; text-align: center; color: #fff; font-size: 16px;}
.sidOd span{ display: block; padding-top: 10px; color: #c2d2e8; font-size: 12px; text-align: center;}
.sidOd span b{ display: block; font-size: 24px; font-family: arial; color: #fff;}
.proMain{ display: block; width: 970px; overflow: hidden;}
.proMain h2{ height: 51px; line-height: 51px; background: url(../image/proTit.gif) no-repeat left top;}
.proMain h2 .more{ color: #a9a9a9; font-size: 14px; text-transform: uppercase; font-weight: normal; padding-right: 10px;}
.proMain h2 .tit{ color: #fff; font-size:16px; padding-left: 20px;}
.proBx{display: block; padding: 22px 0 0; width: 1000px; overflow: hidden;}
.proBx li{ float: left; width: 245px; background: url(../image/proLi.gif) no-repeat left top; height: 245px; overflow: hidden; }
.proBx li a{ display: block;}
.proBx li img{ display: block; padding: 3px; width: 220px; height: 192px; }
.proBx li i{ display: block; height: 25px; line-height: 25px; text-align: center; color: #666; font-family: "微软雅黑"; font-style: normal;}
.ys{ display: block; height: 1053px; overflow: hidden;background: url(http://www.nlsdo.com/images/ys.gif) no-repeat center top; }
.od1{ display: block; height: 136px; overflow: hidden; position: relative;}
.od1 span{ display: block; padding-right: 27px; overflow: hidden; padding-top: 48px; overflow: hidden; position: absolute; right: 0; top: 0; font-family: "Microsoft YaHei"; width: 280px;}
.od1 span em{  display: block; color: #cbdcee; font-size: 14px; font-weight: normal; font-style: normal; float: left; text-align: right;}
.od1 span b{ display: block; color: #fff; font-size: 24px; font-family: arial}
.od1 span a{ display: block; width: 130px; height: 47px; line-height: 34px; text-align: center; color: #3b2c01; font-size: 20px; float: left; line-height:47px; text-align: center;}
.ysBx{ display: block; padding-top: 34px;height: 876px; overflow: hidden; position: relative; font-family: "Microsoft YaHei"}
.ysBx h2{ color: #333333; font-weight: normal; font-size: 24px; text-align: center; line-height: 43px; height: 145px;}
.ysBx h2 b{ display: block; height: 59px; line-height: 59px; color: #006cbd; font-size: 30px; font-weight: normal;}
.ysBx h2 b i{ font-weight: bold; font-style: normal;}
.ysBx .ysCt{ display: block; height: 715px; position: relative;}
.ysCt dl{ width: 395px; overflow: hidden;}
.ysCt dt{ height: 37px; line-height: 34px; overflow: hidden; color: #006cbd; font-size: 24px; font-weight: bold; padding-left: 36px}
.ysCt dd{ padding-top: 6px; overflow: hidden;  line-height: 28px; color: #666; font-size: 14px; padding-left: 46px; background: url(http://www.nlsdo.com/images/ysIco.gif) no-repeat 37px 16px;}
.ysCt .ys2{ padding-top: 28px; }
.ysCt .ys3{ float: right; width: 410px; }
.ysCt .ys4{ padding-top: 25px; float: right; width: 410px; }
.ysCt font{ display: block; position: absolute;}
.ysCt font.ysImg1{ right: 0; top: 0;}
.ysCt font.ysImg2{ left: 0; top:330px;}
.ysCt span{ padding-top: 18px; display: block; height: 42px; line-height: 40px; text-align: center; padding-right: 42px; }
.ysCt span a{ display: inline-block; width: 140px; text-align: center; font-size: 16px; color: #fff}
.ysCt span .btn1{ color: #3b2c01;}
/*center*/
.center{width: 100%;height: 337px;background: url(../image/center.jpg) no-repeat bottom;margin-top: 40px;margin-bottom: 40px;}
/* about */
.mainAbout{padding:30px 0 25px;overflow:hidden;background:url(../image/abj.jpg) no-repeat center bottom;}
.mainAbout .video{width:450px;height:270px;border:5px solid #f4f4f4;}
.mainAbout .about{width:710px;height:320px;}
.mainAbout .about h2{font-size:24px;line-height:40px;color:#005eb8;font-weight:normal;}
.mainAbout .about h2 span{font-family:arial;font-size:48px;color: #014b94;display:block;}
.mainAbout .about .txt{padding-top:15px;font-size:14px;text-indent:2em;line-height:25px;}
.mainAbout .about a{display:block;margin-top:8px;}
.mainAbout .about a:hover{opacity:0.8;}

/*youshi*/
.ys_h{ text-align:center; margin-top:50px;}
.ys_h span{ color:#ffa302}
.ys_h .about_h1{ font-size:29px;color: #005eb8;font-weight: bold;}
.ys_h .about_h2{ color:#999}

.ys_con {width:1200px; margin:50px auto}
.ys_con .list{ width:231px; float:left; text-align:center; margin-right:65px;}
.ys_con .list span{ text-align:center; display:block; font-size:16px;  line-height:40px; margin-top:20px}
.ys_con .list p{  text-align:center; line-height:26px; padding-bottom:45px}
/*解决方案*/
.plan { font-size: 0; padding: 20px 0 55px; }
.plan ul li { width: 220px; height: 359px; float: left; padding: 0 40px; overflow: hidden; }
.plan ul li img { width: 104px; height: 104px; display: block; margin: 0 auto; padding: 25px 0 10px; }
.plan ul li a { display: block; float: left; color: #444; width: 220px; height: 359px; background: url(../image/plan_bg01.gif) no-repeat; overflow: hidden; }
.plan ul li.cur a, .plan ul li a:hover { color: #fff; text-decoration: none; background: url(../image/plan_bg02.gif) no-repeat; zoom: 1; }
.plan ul li b { display: block; font-size: 16px; height: 40px; line-height: 40px; overflow: hidden; text-align: center; }
.plan ul li span { display: block; font-size: 12px; height: 96px; line-height: 24px; padding: 10px 0 0; overflow: hidden; width: 175px; margin: 0 auto; }
.plan ul li a em { display: block; width: 103px; height: 27px; text-align: center; line-height: 27px; margin: 15px auto 0; border: #959595 1px solid; font-size: 12px; color: #9d9d9d; overflow: hidden; }
.plan ul li.cur a em, .plan ul li a:hover em { border: #fff 1px solid; color: #fff; }


.hz { padding: 52px 0 60px; font-size: 0; overflow: hidden; }
.hz_t { height: 90px; text-align: center; overflow: hidden; background: url(../image/hz_line.png) no-repeat 0 60px; }
.hz_t a { font-size: 26px; color: #005eb8; }
.hz_t span { display: block; padding: 8px 0 0; }
.hz_t span a { font-size: 15px; color: #333; font-weight: normal; }

.center11{width:100%;height:105px;background:url(../image/center11.jpg) no-repeat bottom}


/*首页产品中心*/
.cp_bg { background: url(http://www.nlsdo.com/images/Index/fenl_bg.gif) no-repeat center 0; height: 630px; padding: 63px 0 0; font-size: 0; overflow: hidden; }
.fenl { padding: 0 0 30px; }
.fenl01 { padding: 10px 0 0; width: 1000px; display: inline-block; overflow: hidden; }
.fenl01 h3 { width: 205px; height: 62px; float: left; }
.fenl01 h3 a { background: url(http://www.nlsdo.com/images/Index/fenl_tbg01.gif) no-repeat; display: block; width: 205px; height: 62px; text-align: center; line-height: 62px; overflow: hidden; font-size: 15px; color: #fff; }
.fenl01 h3.cur a, .fenl01 h3 a:hover { background: url(http://www.nlsdo.com/images/Index/fenl_tbg02.gif) no-repeat; }
.fenl01 ul { display: inline-block; width: 794px; height: 60px; line-height: 60px; float: left; border-top: #e4e4e4 1px solid; border-right: #e4e4e4 1px solid; border-bottom: #e4e4e4 1px solid; overflow: hidden; }
.fenl01 ul li { width: 150px; float: left; overflow: hidden; }
.fenl01 ul li a { font-size: 14px; color: #333; padding: 0 0 0 22px; }
.fenl01 ul li a:hover { color: #194a8a; }
.fenl01 ul li.fenl_lastli { width: 44px; }
.fenl01 ul li.fenl_lastli a { padding: 0; }
.fenl01 .fenl_ul03 { line-height: 20px; height: 40px; padding: 8px 0 12px; }
/**/
.cp_t { height: 40px; line-height: 40px; background: url(http://www.nlsdo.com/images/Index/cp_line01.gif) repeat-x 0 39px; overflow: hidden; }
.cp_t ul li { float: left; background: url(http://www.nlsdo.com/images/Index/cp_bor.gif) no-repeat right 15px; padding: 0 18px 0 0; }
.cp_t ul li a { font-size: 15px; color: #322821; font-weight: bold; display: block; height: 40px; float: left; padding: 0 0 0 10px; }
.cp_t ul li.cur a, .cp_t ul li a:hover { background: url(http://www.nlsdo.com/images/Index/cp_line02.gif) repeat-x 0 36px; }
.cp_t span { float: right; }
.cp_t span a { font-size: 15px; color: #333; }
.cp_t .nobor { background: none; }
.cp_m ul li { width: 275px; height: 201px; position: relative; float: left; padding: 16px 12px 0; overflow: hidden; }
.cp_m ul li img { width: 275px;height: 201px; }
.cp_m ul li a {width:275px; height: 201px; display: block; border: #c1c1c1 1px solid; }
.cp_m ul li a:hover { border: #194a8a 1px solid; }
.cp_m ul li span { width: 275px; display: block; background: rgba(0,0,0,0.6); position: absolute;  bottom: 1px; text-align: center; height: 35px; line-height: 35px; overflow: hidden; font-size: 15px; color: #fff; }
/*广告条*/