.side-nav.nav-menu-light.cpanel {
    background: linear-gradient(45deg, #1B2837, #3C4856) !important;
}

.side-nav.nav-menu-light {
    background: linear-gradient(45deg, #3C4856, #96A4B6) !important;
}

.btn-primary {
    color: #fff;
    background-color: #434F5D !important;
    border-color: #3C4856 !important;
}