body {
    margin: 0;
    padding: 0;
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

#mindmap-container {
    width: 100%;
    height: 600px;
}



.theme-selector {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.theme-selector select {
    padding: 5px;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    font-size: 12px;
}