.navbar{
    background:#222222;
}
.nav-item::after{
    content:'';
    display:block;
    width:0px;
    height:2px;
    background:#3563e0;
    transition: 0.2s;
}
.nav-item:hover::after{
    width:100%;
}
.navbar-dark .navbar-nav .active > .nav-link, .navbar-dark .navbar-nav .nav-link.active, .navbar-dark .navbar-nav .nav-link.show, .navbar-dark .navbar-nav .show > .nav-link,.navbar-dark .navbar-nav .nav-link:focus, .navbar-dark .navbar-nav .nav-link:hover{
    color:#3563e0;
}
.nav-link{
    padding:15px 5px;transition:0.2s;
}
.dropdown-item.active, .dropdown-item:active{
    color:#212529;
}
.dropdown-item:focus, .dropdown-item:hover{
    background:#3563e0;
}