body {
    background-color: #f5f5f5;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.container {
    max-width: 1200px;
}

h1 {
    color: #333;
    border-bottom: 2px solid #007bff;
    padding-bottom: 10px;
}

.card {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 2px solid #dee2e6;
}

.card-title {
    margin-bottom: 0;
    font-size: 1.5rem;
    color: #495057;
}

.table {
    margin-bottom: 0;
}

.table th {
    background-color: #f8f9fa;
}

.badge {
    font-size: 0.85rem;
    padding: 0.35em 0.65em;
}

.list-group-item {
    border-left: 4px solid #007bff;
}

@media (max-width: 768px) {
    .table {
        font-size: 0.9rem;
    }
    
    .card-title {
        font-size: 1.3rem;
    }
}