.pkp_navigation_primary>li>a {
    color: #fff;
}
.header {
    color:#fff;
}
.has_site_logo .pkp_site_name {
    float: left;
    margin-right: 10px;
}
.pkp_site_nav_menu .pkp_nav_list {
    padding-left: 10px;
    padding-right: 10px;
    font-size: 18px;
}