/* 导航 */
.navbar-default .navbar-nav>li>a {
    color: #999;
    font-size: 14px;
}
.navbar-default .navbar-nav>li>a:hover{
    color: #fff;
    background: none !important;
}
.navbar-default {
  margin-top: 10px;
  background: none;
  border: none;
}