h3{width:1000px; height:20px; color:#F00; font-family:"微软雅黑"; font-size:14px; margin:0 auto; margin-top:30px;}




.subnav{width:1024px; height:40px; background:#f6f6f6; border-top:#45a5e3 solid 3px; margin:0 auto;}
.subnav a{ font-family:"微软雅黑"; font-size:18px; font-weight:100; text-align:center; line-height:40px;padding:0 7px; text-decoration:none; float:left; margin:0 4px;color:#45a5e3; }
.subnav span{ font-family:"微软雅黑"; font-size:18px; font-weight:100; text-align:center; line-height:40px;padding:0 7px; text-decoration:none; float:left; margin:0 4px;color:#45a5e3;display:black; }
.subnav .subnav_1{background:url(../images/bj_nva1.png) no-repeat;background-position:center; color:#FFF; float:left;}
.subnav a:hover{background:url(../images/bj_nva1.png) no-repeat;background-position:center;color:#FFF;  }
.subnav .subnav_2{background:url(../images/bj_nva2.png) no-repeat;background-position:center; color:#FFF; float:left;}
.subnav span:hover{background:url(../images/bj_nva2.png) no-repeat;background-position:center; color:#FFF; float:left;}


/* the content of */
.demo{width:1060px;margin:0 auto; list-style:none;} 
.demo_2{background-color:#f3f3f3;width:180px;height:240px;float:left; margin:20px 16px 10px; _display:inline; overflow:hidden;}
.demo_2{background-color:#f3f3f3}
.demo_2 img{display:block;width:160px;margin:8px auto}
.demo_2 p{text-align:center;line-height:25px;font-family:"微软雅黑";font-size:14px;color:#444444;text-decoration:none}
.demo_2 p a{font-family:"微软雅黑";font-size:14px;color:#444444;text-decoration:none}
.demo_2 p span a{font-size:18px;font-weight:normal;color:#1d1d1d;text-decoration:none}
.demo_2 a:hover{color:#F33; text-decoration:underline}