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Gets or sets the vertical alignment for this style.
Use this property to define or retrieve how content is aligned vertically when the style is applied.
VerticalAlignment VerticalAlignment { get; set; }
Property VerticalAlignment As VerticalAlignment
IStyle style = workbook.Styles.Add("topStyle");
style.VerticalAlignment = VerticalAlignment.Top;
worksheet.Range["A1"].Style = style;
VerticalAlignment alignment = style.VerticalAlignment;