--- title: "" description: "Fixed vertical whitespace (a reliable cross-client gap)." url: https://www.unitpost.com/components/spacer section: Components updated: 2026-07-14 --- # ## > Fixed vertical whitespace (a reliable cross-client gap). Margins are unreliable across clients, so a Spacer renders as an explicit fixed-height cell. ```tsx ``` ## Props | Prop | Type | Default | Description | | --- | --- | --- | --- | | `height` (required) | number | 24 | Gap height (px). | ## Related - [](https://www.unitpost.com/components/markdown): Author rich copy in Markdown — compiled to email-safe HTML. - [](https://www.unitpost.com/components/code): A monospace code block — handy for API keys and snippets. - [](https://www.unitpost.com/components/html): A raw HTML escape hatch — pasted markup is preserved verbatim (sanitized).