---
id: fast-foundation.foundationelementdefinition.styles
title: FoundationElementDefinition.styles property
hide_title: true
---
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[@microsoft/fast-foundation](./fast-foundation.md) &gt; [FoundationElementDefinition](./fast-foundation.foundationelementdefinition.md) &gt; [styles](./fast-foundation.foundationelementdefinition.styles.md)

## FoundationElementDefinition.styles property

The styles to associate with the custom element.

<b>Signature:</b>

```typescript
readonly styles?: EagerOrLazyFoundationOption<ComposableStyles | ComposableStyles[], this>;
```