Private Sub CommandButton1_Click() 'bouton RAZ
Protect Password:=".", UserInterfaceOnly:=True
[A5:D54].Font.ColorIndex = xlAutomatic
End Sub
Private Sub Worksheet_SelectionChange(ByVal Target As Range)
Protect Password:=".", UserInterfaceOnly:=True
With [A5:D54]
If Not Intersect(ActiveCell, .Cells) Is Nothing Then _
Intersect(ActiveCell.EntireRow, .Cells).Font.ColorIndex = 3 'rouge
End With
End Sub