.header{margin:6px auto 0 auto;padding:0 0 0 4px;width:976px;height:27px;text-align:left;}
.header select{float:right;color:#456CB1;border:1px solid #B3C4D4;margin:-18px 10px 0 0;}
.header a{margin:0 10px;color:#003564;text-decoration:none;}
.header img{vertical-align:text-bottom;}

#nav{margin:0 auto;padding-top:14px;width:978px;height:49px;text-align:left;border:1px solid #d7d7d7;}
#nav img{float:left;margin:-8px 15px 0 11px;}
#nav ul li{float:left;padding:0 4px;text-align:center;}
#nav a{margin-right:4px;color:#000;text-decoration:none;}
#nav li.one a{margin:0;}

/*===== sub nav =======*/
.sub_nav{margin:5px auto 0 auto;width:980px;height:70px;text-align:left;background:url(pcisubbg.gif);}
.sub_nav_c{float:right;margin:0 0px 0 0;padding-top:8px;width:764px;height:62px;color:#fff;text-align:right;background:url(pcisubbg1.jpg) no-repeat right;}
.sub_nav_c a,.sub_nav_c a:visited{margin:0 6px;font-weight:700;font-size:14px;color:#fff;text-decoration:none;}
.sub_nav_c a:hover{color:#fff;font-weight:700;font-size:14px;}
.sub_nav_c span{float:left;font:700 14px 宋体;margin:5px 0 0 25px;}
.sub_nav_c span a{margin:0 10px;}
.sub_table{float:left;margin:2px 0 0 0;width:750px;color:#000;text-align:left;font-weight:400;background:url(pcimbg.gif) repeat-x;}
.sub_table a,.sub_table a:visited{margin:0 9px;color:#000;font-weight:400;font-size:12px;}
.sub_table a:hover{margin:0 9px;color:#000;font-weight:400;font-size:12px;text-decoration:underline;}
/*==== top nav ===*/
.top_nav{margin:0 auto;width:980px;height:45px;color:#0172CE;text-align:left;}
.top_nav a,.top_nav a:visited{margin:0 2px;color:#0172CE;text-decoration:none;}
.top_nav img{vertical-align:middle;}
.top_nav td{padding:0 10px;}
.top_nav span a{color:#000;}
.top_nav input{border:1px solid #EEE2F0;border-right:none;background:#fff;height:20px;vertical-align:middle;}
/*======= copyright========*/
.copyright{
    clear: both;
	margin: 5px auto;
	padding-top:10px;
	width: 980px;
	height: auto;
	color: #333;
}
.copyright p{
	margin: 0 0 2px 0;
}
.copyright a{
	color:#333;
	text-decoration:none;
}
.copyright p.p1{
   margin: 15px  auto;
	width: 530px;
}
.copyright p.p2{
	margin: 8px 0 0 0;
}