.introduction{ margin: 0 auto;max-width: 1470px}
.introduction li{padding: 0px;cursor: pointer;list-style: none;width:15.66%; background:#ddd; float: left; text-align:center; height:50px;font-weight: bold; margin: 0px 0.5%; line-height:50px; color:#222;cursor:pointer;transition:all .1s; margin-bottom: 10px;border-radius:15px 0px 15px 0px}
	
.introduction li a{font-size: 18px;color: #222;}
.introduction li:hover{ background:#aacd3b;color:#fff;}
.introduction li:hover a{font-weight: bold;}
.introduction .on{background:#aacd3b;color:#fff;}
.introduction .on a{color: #fff;}


/* Éϸ¡²ã */
.top_fc{display: none;box-shadow: 1px 4px 15px rgba(0,0,0,.1);}
.top_fc .fc_list{ background: #fff; overflow: hidden; padding: 10px 0px 10px 0px }
.top_fc.fixed{ position: fixed;top: 0; left:0; width: 100%; z-index: 99999;background: #f6f6f6;}
.top_fc .fc_list ul{padding:0px; margin: 0 auto; max-width: 1470px;}
.top_fc .fc_list ul li{float:left;padding:0;line-height:50px;font-size:18px;color:#222;background:#ddd; font-weight:bold;cursor:pointer;width:15.66%; list-style: none;  text-align:center; font-weight: bold; margin: 0px 0.5%;transition:all .1s; margin-bottom: 5px; margin-top: 5px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;border-radius:15px 0px 15px 0px}
.top_fc .fc_list ul li a:hover{color:#fff;}
.top_fc .fc_list ul li:hover{background:#aacd3b;color:#fff;}
.top_fc .fc_list ul li.active{background:#aacd3b;color:#fff;}
.top_fc .fc_list ul li.active a{color:#fff;}

.bkNav{ overflow:hidden; clear:both; height:0px; width:100%}
.introduction li a{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
@media (max-width: 1450px) {
.top_fc .fc_list ul li{font-size:16px;}
.introduction li a{font-size: 16px;}
}

@media (max-width: 800px) {
.introduction li a{font-size: 14px;color: #222;}
.introduction li{font-size: 14px; margin-bottom: 3px; margin-top: 3px;line-height:42px; height:42px; }
.top_fc .fc_list ul li{  margin-bottom:5px;font-size: 14px;line-height:42px; width: 24%}
.top_fc .fc_list{  padding: 6px 0px 6px 0px }
.introduction li{ width: 24%}

}