.navbar-inverse {
    background-color: #fff!important;
    border-color: #fff;
}
    .navbar-inverse .navbar-toggle .icon-bar, .navbar-inverse .navbar-toggle .icon-bar{background-color:#333;}
    .navbar-inverse .navbar-toggle:hover, .navbar-inverse .navbar-toggle:focus,
    .navbar-inverse .navbar-toggle {
        background-color: #fff;
    }

    @media screen and (max-width:992px){
.navbar-header a.navbar-brand{float:right;}
        .navbar-toggle {float:left;margin-left:15px;}

        }