body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.navbar {
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.footer {
    margin-top: 50px;
    padding: 20px 0;
    background-color: #f8f9fa;
    border-top: 1px solid #e9ecef;
}