.clearfix:after{content:".";display:block;height:0;clear:both;visibility:hidden;}
.nav1{ float: right; height:42px; line-height:42px; position:relative; z-index:1;margin-top:5px;}
.nav1 a{ color:#fff;}
.nav1 .nLi{ float:left;  position:relative; display:inline;}
.nav1 .nLi h3{ float:left;}
.nav1 .nLi h3 a{ display:block; padding:0 20px; font-size:16px;color:#444444;}
.nav1 .sub{ display:none; width:90px; left:50%; margin-left: -45px; top:42px; position:absolute; background:#221f1f; padding: 9px 0;}
.nav1 .sub li{ zoom:1;}
.nav1 .sub a{ display:block; line-height: 24px; font-size: 12px; text-align: center; color: #fff;}
.nav1 .sub a:hover{ color:#015198;}
.nav1 .on h3 a{ color:#015198;}