---
title: "Squiggle Marks"
description: "Hand-drawn squiggle underline, double-pass strikethrough, and bracket marks that draw on"
---

# Squiggle Marks

Hand-drawn squiggle underline, double-pass strikethrough, and bracket marks that draw on

`handwritten` `annotation` `text-treatment`

<video className="w-full aspect-video rounded-xl object-cover bg-zinc-100 dark:bg-zinc-800" src="https://static.heygen.ai/hyperframes-oss/docs/images/catalog/components/hw-underline.mp4" poster="https://static.heygen.ai/hyperframes-oss/docs/images/catalog/components/hw-underline.png" autoPlay muted loop playsInline />

## Install

<CodeGroup>

```bash Terminal
npx hyperframes add hw-underline
```

</CodeGroup>

## Details

| Property | Value |
| --- | --- |
| Type | Component |

## Files

| File | Target | Type |
| --- | --- | --- |
| `hw-underline.html` | `compositions/components/hw-underline.html` | hyperframes:snippet |

## Usage

Read the installed file and copy its CSS, markup pattern, and helper functions into your host composition — the parent timeline owns all timing. The file's header comment documents the wiring calls.