.navbar-dark .navbar-nav .nav-link:focus, .navbar-dark .navbar-nav .nav-link:hover {
    color: rgba(255,255,255,.75);
    background-color: rgb(255, 0, 0);
}
.active {
    background-color: red;
}

.paticka {
    padding: 10px 0px;
    background-color: #383d41;
    color: white;
}