body {
    background-color: #f8f9fa;
}

.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-weight: bold;
}

.jumbotron {
    background: linear-gradient(135deg, #007bff 0%, #6610f2 100%);
    color: white;
}

.table th {
    border-top: none;
    font-weight: 600;
}

.btn {
    border-radius: 5px;
}

.form-control, .form-select {
    border-radius: 5px;
}

.card-title {
    color: #343a40;
    font-weight: 600;
}