nothing more than playing

'Option NOT Explicit

Sub playit()
'Erik Van Geit
'only purpose: have fun while creating code

On Error GoTo stopit
Application.EnableCancelKey = xlErrorHandler

Set WB = Workbooks.Add
Set rng = Range("A1:Z26")
moveL = 1
moveT = 1
shW = 12

Application.ScreenUpdating = False

    With rng
    .NumberFormat = ";;;"
    .FormulaR1C1 = "=IF(AND(MOD(ROW(),5)=0,MOD(COLUMN(),5)=0),1,IF(AND(MOD(ROW(),4)=0,MOD(COLUMN(),4)=0),2,IF(AND(MOD(ROW(),3)=0,MOD(COLUMN(),3)=0),3,"""")))"
    .Value = .Value
    
        With .FormatConditions
        .Delete
            For i = 1 To 3
            .Add Type:=xlCellValue, Operator:=xlEqual, Formula1:=i
            .Item(i).Interior.ColorIndex = i + 2
            Next i
        End With
    
    .Rows(.Rows.Count + 1 & ":" & Rows.Count).Hidden = True
    Columns.Hidden = True

        With .Columns.Resize(Rows.Count, .Columns.Count + 1)
        .Hidden = False
        .ColumnWidth = 2.6
        End With
        
    limitL = .Resize(1, .Columns.Count).Width - shW * 4 / 3
    limitT = .Resize(.Rows.Count, 1).Height - shW * 4 / 3
    End With
    
ActiveWindow.ScrollColumn = 1
Application.ScreenUpdating = True

    With ActiveSheet.Shapes.AddShape(msoShapeNoSymbol, limitL / 2, limitT / 2, shW, shW)
    .Fill.ForeColor.SchemeColor = 51
    .Line.ForeColor.SchemeColor = 53
    DoEvents
    Application.Wait Now + 1 / 86400
    L = .Left
    T = .Top
        Do
        L = L + moveL
        T = T + moveT
        
            If L < 0 Or L >= limitL Then moveL = -moveL * 1.01
            If T < 0 Or T >= limitT Then moveT = -moveT * 1.01
            
            With .TopLeftCell
                Select Case .Value
                Case 1
                moveL = -moveL
                moveT = -moveT
                .ClearContents
                Case 2
                moveT = -moveT
                .ClearContents
                Case 3
                moveL = -moveL
                .ClearContents
                End Select
            End With
        .Left = L
        .Top = T
        .Rotation = L * 6
        DoEvents
        Loop While Application.CountA(rng) > 0
    End With

stopit:
WB.Close False

End Sub