BootstrapAdmin/Bootstrap.Client/wwwroot/css/blue.css

.header {
    border-bottom-color: #5198cb;
}

.navbar-light .navbar-nav .show > .nav-link, .navbar-light .navbar-nav .active > .nav-link, .navbar-light .navbar-nav .nav-link.show, .navbar-light .navbar-nav .nav-link.active {
    color: #007bff;
}

.navbar-light .navbar-nav .nav-link {
    padding: 3px 8px;
    color: #337ab7;
    transition: color .3s linear;
}

    .navbar-light .navbar-nav .nav-link:hover, .nav-link .navbar-nav .active > .nav-link:hover {
        color: #0056b3;
    }

.dropdown-item.active, .dropdown-item:active {
    color: rgba(0, 0, 0, 0.9);
}

.dropdown-item:hover, .dropdown-item:active, .dropdown-item.active {
    background-color: #77afd5;
}

.userinfo .dropdown-item:hover {
    background-color: #f8f9fa;
}

.breadcrumb, .pagination-detail {
    color: #337ab7;
}

.card {
    border: 1px solid #5198cb;
}

.card-header, .modal-header {
    background-color: #5899c8;
    border-color: #3581b8;
    color: #fff;
    border-radius: 4px 4px 0 0;
}

    .card-header a, .modal-header a {
        color: #fff;
    }

.close {
    text-shadow: none;
}

.modal-footer {
    border-top-color: #5198cb;
}