body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.card {
    border-radius: 20px;
    border: none;
}

.card-body {
    border-radius: 20px;
}

.nav-pills .nav-link {
    border-radius: 10px;
}

.nav-pills .nav-link.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 10px;
    padding: 12px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-success {
    border-radius: 10px;
    padding: 12px;
}

.btn-success:hover {
    transform: translateY(-2px);
}