Private Sub Workbook_Open()
Dim x As Byte
With Sheets("FACTURE") 'à adapter à ton cas
With .Range("A18:O65536")
.HorizontalAlignment = xlCenter
.VerticalAlignment = xlTop
.WrapText = False
.Orientation = 0
.AddIndent = False
.ShrinkToFit = False
.MergeCells = False
End With
For x = 1 To 15
Select Case x
Case 1, 10, 11, 12, 14, 15
.Columns(x).ColumnWidth = 9
Case 2
.Columns(x).ColumnWidth = 10
Case 3
.Columns(x).ColumnWidth = 18
Case 4 To 7
.Columns(x).ColumnWidth = 11
Case 8, 9, 13
.Columns(x).ColumnWidth = 6
End Select
Next x
End With
With Sheets("EFFET") 'à adapter à ton cas
Columns("A:A").ColumnWidth = 36
Columns("B:B").ColumnWidth = 0.5
Columns("C:C").ColumnWidth = 19.57
Columns("D:D").ColumnWidth = 11.71
Columns("E:E").ColumnWidth = 0.5
Columns("F:F").ColumnWidth = 27
Rows("1:1").RowHeight = 79.5
Rows("2:2").RowHeight = 22.25
Rows("3:3").RowHeight = 3.25
Rows("4:4").RowHeight = 22
Rows("5:5").RowHeight = 3
Rows("6:6").RowHeight = 6.5
Rows("7:7").RowHeight = 5
Rows("8:8").RowHeight = 8
Rows("9:9").RowHeight = 3
Rows("10:10").RowHeight = 33.75
Rows("11:11").RowHeight = 3
Rows("12:12").RowHeight = 12
Rows("13:13").RowHeight = 6.5
Rows("14:14").RowHeight = 12.75
Rows("15:15").RowHeight = 38.25
End With