---
id: fast-element.partialfastelementdefinition.styles
title: PartialFASTElementDefinition.styles property
hide_title: true
---
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[@microsoft/fast-element](./fast-element.md) &gt; [PartialFASTElementDefinition](./fast-element.partialfastelementdefinition.md) &gt; [styles](./fast-element.partialfastelementdefinition.styles.md)

## PartialFASTElementDefinition.styles property

The styles to associate with the custom element.

<b>Signature:</b>

```typescript
readonly styles?: ComposableStyles | ComposableStyles[];
```