A web-based game that allows users to create, save, load, and share patterns using a customizable grid. Users can select colors, change brush sizes, use an eraser, and apply a fill tool to create intricate designs.

1- Color Picker: Select any color using an HTML color input.
2- Brush Size Tool: Change the size of the brush to color multiple cells at once.
3- Eraser Tool: Erase colors from the grid cells.
4- Fill Tool: Fill the entire grid with the selected color.
5- Undo/Redo: Revert or reapply the last few actions.
6- Save Pattern: Save the current pattern as a JSON string.
7- Load Pattern: Load a pattern from a JSON string.
8- Clear Grid: Reset the entire grid to white.

1- Select a Color: Use the color picker to choose a color, or click the "Eraser" to select the eraser tool.
2- Change Brush Size: Select the desired brush size from the dropdown menu.
3- Color the Grid: Click on grid cells to color them with the selected brush size and color.
4- Fill Grid: Click the "Fill Grid" button to fill the entire grid with the selected color.
5- Clear Grid: Click the "Clear Grid" button to reset the grid to white.
6- Undo/Redo: Use the "Undo" and "Redo" buttons to revert or reapply the last few actions.
7- Save Pattern: Click the "Save Pattern" button to save the current pattern as a JSON string in the textarea.
8- Load Pattern: Enter a JSON string in the textarea and click the "Load Pattern" button to load the pattern.