# Container query units

Units like cqw that measure the container, like vw measures the screen.

## What are **container query units**?

**Container query units** like `cqw` and `cqi` are percentages of the container's size, the way `vw` is of the screen.

```css
.card-title { font-size: clamp(1rem, 5cqi, 1.5rem); }
```

Level: Freelancer · [More CSS terms at this level](https://www.ask-codey.com/glossary/subjects/css/freelancer)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/container-query-units