# CellBorder ```csharp public sealed class CellBorder ``` Namespace `SharpCell` · package `SharpCell` One edge of a cell's border. A record: borders compare by value. ## Constructors ### CellBorder(CellBorderStyle, CellColor?) ```csharp public CellBorder(CellBorderStyle Style, CellColor? Color = default) ``` One edge of a cell's border. A record: borders compare by value. **Parameters** - `Style`: The line. - `Color`: The colour; null for automatic, which Excel shows black. ## Properties ### Color ```csharp public CellColor? Color { get; init; } ``` The colour; null for automatic, which Excel shows black. ### Style ```csharp public CellBorderStyle Style { get; init; } ``` The line.