.btn-primary {
    background-color: #3b82f6;
    border-color: #3b82f6;
}

.btn-primary:hover {
    background-color: #2563eb;
    border-color: #2563eb;
}

.btn-success {
    background-color: #10b981;
    border-color: #10b981;
}

.btn-success:hover {
    background-color: #059669;
    border-color: #059669;
}

.btn-danger {
    background-color: #ef4444;
    border-color: #ef4444;
}

.btn-danger:hover {
    background-color: #dc2626;
    border-color: #dc2626;
}