.bg-dark.header.navbar {
    background-color: #fff;
    -webkit-box-shadow: 0px 4px 34px -10px rgba(0,0,0,0.5);
    -moz-box-shadow: 0px 4px 34px -10px rgba(0,0,0,0.5);
    box-shadow: 0px 4px 34px -10px rgba(0,0,0,0.5);
    z-index: 999;
}