@charset "utf-8";
/* CSS Document */



body {margin: 0;padding: 0;font-family: "微软雅黑";width: 100%; min-width: 1300px; background-color:#eef2f3;}
.nb_top{ width:100%; min-height:100px;}
.nb_footer{ width:100%; min-height:100px;}
.sec{ width:1200px; margin:0 auto; background-color:#f1faff; padding-top:5px; padding-bottom:5px;}
.nb_banner{ width:1200px; height:350px;  margin-bottom:32px;}
.nb_sec1{ background-image:url(nbbc.jpg); width:1142px; height:162px; margin:0 auto; margin-bottom:30px; background-repeat:no-repeat;}
.nb_sec1_tit{ text-align:center;font-size: 24px;font-weight: bold;line-height: 30px;color: #0a5bb6; padding-top:25px; height:35px;}
.nb_sec1_cnt{ width:1100px; margin:0 auto; font-size:16px; line-height:30px;}
.sec2{width:1200px; margin-bottom:50px;}
.sec2_li{   transition-duration: 0.5s;   }
.sec2_li:hover{
            -webkit-box-shadow: #ccc 0px 5px 5px;
            -moz-box-shadow: #ccc 0px 5px 5px;
            box-shadow: #ccc 0px 5px 5px;  }