Instructions:
• Click “Add Node” to create new nodes
• Drag nodes to move them around
• Double-click nodes to edit text
• Select two nodes and click “Connect”
• Use “Save Project” and “Load Project” to preserve your work
• Drag empty space to pan the canvas
• Select nodes and choose colors to categorize
• Click “Color Nodes” to apply selected color
• Click “Export PDF” to save as PDF
• Click on empty space to deselect