body {
    font-family: 'Poppins', sans-serif;
}

nav {
    background: linear-gradient(180deg, #212529 0%, #2f353a 100%);
}

.nav-link:hover {
    background-color: #495057;
    transition: 0.3s;
}

#content-area {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

#logoutBtn {
    border: 1px solid #adb5bd;
    color: #fff;
    background-color: #343a40;
}

#logoutBtn:hover {
    background-color: #dc3545;
    border-color: #dc3545;
    color: #fff;
    transition: 0.3s;
}