# Sandbox.UI.StyleSheetCollection.AddInline

```csharp
void AddInline(string content, string key)
```

Add a stylesheet parsed from a string. The parsed sheet is cached under
`key` and shared between all panels using the same key.

### Parameters

- `content` (`string`)
- `key` (`string`)

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