# Sandbox.UI.Table.Columns

```csharp
string Columns { get; set; }
```

The columns' widths, as a CSS grid's: `1fr` (a share of what's left), `120px`, `25%`,
`auto` (as wide as its content) or `minmax( 120px, 1fr )` (with a minimum width).

Declared in [Sandbox.UI.Table](/api/Sandbox.UI.Table).
Assembly: `Sandbox.Engine`.