.nav{width:100%;smargin:0;background:#09258C;box-sizing: border-box;}
.nav_web{ float:left;font-size:14px; font-weight: normal; color: #999; padding:0 0px 0 60px;line-height:60px;}
.nav .nav_list{width:1230px; margin:auto;height:60px;display:flex;}
.nav li{float:left; width:100%;position:relative;relative;flex:1;}
.nav li.last{background:none;}
.nav li a{float:left;display:block; width:100%;text-align:center; line-height:1.2; color:#fff;}
.nav li a:hover{background:#ff0000;color:#FFF;}
.nav li a span{float:left;display:block; width:100%; height:60px; line-height:60px;cursor:pointer; font-family:"Microsoft YaHei";text-align:center; font-size:20px; font-weight: normal}
.nav li a.selected{ color:#fff;background:#ff0000;}
.nav li a.selected2{ color:#fff;}/*===一级当前栏目样式=*/

/*========以下二级导航样式=*/
.nav li.selected .submenu{display:block;}
.nav li .submenu{display:none;position:absolute;top:60px;left:0px; background:rgba(0,0,0,0.6);}
.nav li .submenu{width:100%;}
.nav li .submenu{ z-index:999;}
.nav li .submenu li{float:left;padding:0;background:none; border-top:0px #eee solid;}
.nav li .submenu li a{float:none;padding:15px 5px;box-sizing: border-box;text-align: center; font-family:"Microsoft YaHei";background:none; color: #fff;word-break:break-word;overflow: hidden; font-size:18px}
.nav li .submenu li a:hover{background:#ff0000;font-weight:normal; color:#fff; text-decoration:none;}