body,a,b,dd,dl,dt,h1,h2,h3,h5,i,li,ol,p,span,u,ul{display:block;margin:0;padding:0}
dd,dl,dt,li,ul{list-style:none}
a,u{border:0;text-decoration:none}
img{border:0;display:block}
table{border-collapse:collapse}
body{background:#FFF;font-family:Helvetica,'Hiragino Sans GB','Microsoft Yahei',Arial,sans-serif;color:#3E6373;min-width:1200px}
.clearfix:after{clear:both;display:block;visibility:hidden;height:0;content:"."}
.clearfix{*+height:1%}
.about,.discuss,.hot,.lesson{position:relative;float:left;clear:both;margin:70px 0 0 0;width:1200px}
.about li,.discuss li,.discuss ul,.logo,.nav{float:left;clear:both;width:1200px}
.breadcrumb,.discuss li img,.discuss li p,.discuss li u b,.footer,.hot li b,.hot li p,.hot ul{float:left;clear:both}
.top{margin:0 auto;width:1200px}
.logo{margin:30px 0 0 0}
.logo a{float:left;width:78px}
.logo img{width:58px;height:58px}
.logo b{float:left;margin-top:10px;width:180px;color:#888;font-weight:normal;font-size:13px;line-height:25px}
.logo .search{float:right;margin:20px -15px 0 0;width:330px}
.search .text{float:left;padding:0 15px;width:230px;height:35px;border:0;background:#E8E7E3;color:#333;font-size:15px;line-height:35px}
.search input{outline:0;border:0}
.search .ss{float:left;margin-left:7px;width:50px;height:35px;background-color:#3E6373;background-image:url(../images/content_search.png);background-position:center;background-repeat:no-repeat;color:#FFF;letter-spacing:2px;font-size:12px;cursor:pointer}
.ss,.text{-webkit-border-radius:5px;-moz-border-radius:5px;border-radius:5px}
.top .nav{margin:39px 0 0 0;background:#3E6373}
.nav .img{float:left;float:left;margin:30px 50px;width:210px;height:100px;background:#FFF}
.nav .img img{margin:20px;width:170px;height:60px}
.nav p{float:left;overflow:hidden;margin:30px 0 0 0;width:850px;height:46px;color:#FFF;font-size:15px;line-height:23px}
.nav ul{float:left;width:850px}
.nav li{float:left;margin:25px 30px 0 0;width:160px;height:30px;text-align:center;line-height:30px}
.nav li a{-webkit-border-radius:5px;-moz-border-radius:5px;border-radius:5px;background:#FBD930;color:#3E6373;font-weight:700;font-size:15px}
.nav li a:hover{color:#E87E3F}
.main{margin:0 auto;width:1200px}
.about h2,.discuss h2,.hot h2,.lesson h2{width:800px;font-size:20px}
.about hr,.discuss hr,.hot hr,.lesson hr{position:absolute;top:-20px;left:0;width:17px;height:3px;border:none;background:#FBD930}
.lesson ul{float:left;clear:both;width:1260px}
.lesson li{position:relative;float:left;margin:30px 60px 0 0;width:360px;-webkit-border-radius:10px;-moz-border-radius:10px;border-radius:10px;background:#F3F3F3}
.lesson li a{position:relative;float:left;clear:both;margin:30px;width:300px;height:170px;background:#FFF}
.lesson li b{float:left;clear:both;margin:25px 45px;width:210px;height:30px;text-align:center;letter-spacing:1px;font-size:20px;line-height:30px}
.lesson li u{float:left;clear:both;margin:0 0 15px 20px;padding:10px 25px;width:210px;color:#FFF;text-align:center;letter-spacing:1px;font-size:17px;line-height:23px}
.lesson li a:hover b,.lesson li a:hover u{color:#E87E3F}
.lesson .bg1 u{background:#50718E}
.lesson .bg1 b{color:#50718E}
.lesson .bg2 u{background:#655D5C}
.lesson .bg2 b{color:#655D5C}
.lesson .bg3 u{background:#1C3927}
.lesson .bg3 b{color:#1C3927}
.lesson .bg4 u{background:#535070}
.lesson .bg4 b{color:#535070}
.lesson .bg5 u{background:#CE5D59}
.lesson .bg5 b{color:#CE5D59}
.discuss ul{margin:20px 0 0 0}
.discuss li{margin:30px 0 0 0}
.discuss li u{float:left;margin:15px 0 0 0;width:200px;background:url(../images/comment_shape.png) no-repeat right 30px;color:#333;font-size:15px;line-height:30px}
.discuss li img{width:70px;height:70px;-webkit-border-radius:35px;-moz-border-radius:35px;border-radius:35px}
.discuss li u b{width:70px;text-align:center}
.discuss .w{float:right;width:1000px;-webkit-border-radius:10px;-moz-border-radius:10px;border-radius:10px;background:#F3F3F3;font-size:15px;line-height:25px}
.discuss li p{margin:30px 70px;width:860px;color:#333}
.discuss li span{float:right;clear:both;margin:0 70px 30px 0;width:150px;height:20px;font-size:12px;line-height:20px}
.discuss li span u{float:left;margin:0;width:39px;font-size:13px;line-height:30px}
.discuss li span i{width:93px;height:30px}
.discuss li span .bg{position:relative;float:left;background:url(../images/bg_star.png) no-repeat left center}
.discuss li span .act{position:absolute;top:0;left:0;display:block;height:100%;background:url(../images/act_star.png) no-repeat left center}
.discuss span{float:right;width:130px}
.discuss span a{width:130px;height:30px;border:1px solid #3E6373;-webkit-border-radius:5px;-moz-border-radius:5px;border-radius:5px;background:#3E6373;color:#FFF;text-align:center;font-size:12px;line-height:30px}
.discuss span a:hover{background:#FFF;color:#3E6373}
.about li{position:relative;margin:30px 0 0 0;border:1px dashed #3E6373;-webkit-border-radius:10px;-moz-border-radius:10px;border-radius:10px}
.about li b{margin:30px 70px 0 70px;color:#3E6373;font-size:15px}
.about li hr{position:absolute;top:30px;left:50px;width:10px;height:3px;border:none;background:#EE8A38}
.about li p{margin:20px 70px 30px 70px;width:1060px;color:#333;font-size:15px;line-height:25px}
.hot ul{margin:30px 0 0 0;width:1260px}
.hot li{float:left;margin:2px 60px 0 0;width:360px;background:#F3F3F3}
.hot li b{overflow:hidden;margin:30px 0 0 30px;width:300px;height:30px;font-size:15px;line-height:30px}
.hot li p{overflow:hidden;margin:10px 0 30px 30px;width:300px;height:69px;color:#666;font-size:13px;line-height:23px}
.hot li b a{color:#333}
.hot li b a:hover{color:#E87E3F}
.breadcrumb{margin:30px 0 90px 0;padding-left:30px;width:1170px;background:url(../images/bread.png) no-repeat left 21px}
.breadcrumb a,.breadcrumb u{float:left;margin-top:25px;margin-right:13px;color:#888;font-size:13px}
.footer{width:100%;height:130px;background:#3E6373}
.footer u{margin:0 auto;width:1200px}
.footer dl{float:left;width:270px;height:130px;background:#B2D3DD}
.footer dt{margin:30px 0 0 13px;padding-left:39px;background:url(../images/footlogo.png) no-repeat left center;color:#3E6373;letter-spacing:2px;font-weight:normal;font-size:18px;line-height:38px}
.footer dt a{color:#3E6373}
.footer dd{margin-left:15px;color:#3E6373;font-weight:normal;font-size:15px;line-height:33px}
.footer span{float:left;margin:70px 0 0 100px;width:530px;border-bottom:1px solid #CCC;color:#EEE;text-align:center;font-size:12px;line-height:25px}
.footer ul{float:right;margin-top:20px;width:170px}
.footer li{float:right;clear:both;width:150px;color:#FFF;font-size:13px;line-height:30px}
.footer li a{color:#FFF;font-size:13px}
.footer a:hover{color:#FF6900}