.nav_list li{float:left;color:#fff;height:60px;}
.erji{position: absolute;
    background:#ff9900;
    top:60px;
   width:108px;
    display:none;}
    .erji p a{color:#fff;line-height:30px;font-size: 15px;font-weight: unset;}
    .nav_list li:hover .erji{ display:block;text-decoration: none;}
    .nav_list li a:hover{text-decoration: none;}
 .nav_list li:hover{  background:#ff9900;}
 .erji p:hover{  background:#3585dc;}