a.nav
{
    font-family:宋体;
    font-size:14px;
    font-weight:bold;
    text-decoration:none;
    color:#ffffff;
    }
    
a.nav:hover
{
    font-family: 宋体;
    font-size: 14px;
    font-weight: bold;
    text-decoration: none;
    color: #ff3300;
}