Mouse Controls:

• Left Click: Draw with the Primary Color (Foreground).
• Right Click: Draw with the Secondary Color (Background).

Menu Features:

• File: Start a New drawing, Save your work to browser memory, Load a previous drawing, or Exit the app.
• Edit: Use Undo (Ctrl+Z) to reverse your last action, and Redo (Ctrl+Y) to re-apply it. You can also toggle the "Tools Panel" floating window here.
• Colors: "Pop Out" the Palette into a floating window. Click 'X' to dock it back.
• View: Enter 'Full View' mode to hide all toolbars for maximum canvas space. Press ESC to return.
• Image:
  • Resolution: Set custom canvas width and height.
  • Transparency: Toggle transparent background mode. When active, Eraser clears to transparency.
  • Grid: Cycle through small, medium, and large grid overlays. Adapts to resolution.
  • Sticker: Download current view as a PNG file.