---
title: "Css Three Icon | Free Download PNG & SVG | Flex Line"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/css-three--24435
canonical_url: "https://www.streamlinehq.com/icons/download/css-three--24435"
summary: "Clean line icon of a shield containing the CSS3 mark. Used for CSS, web styling, and frontend development."
---

# Css Three icon

The Css Three icon shows a shield containing the stylized CSS3 mark. Drawn in the line style on a 14px grid with a 1px stroke so it stays clear at small sizes. Use it for CSS documentation, web styling tools, frontend development, and code editors. It belongs to Flex Line set in the Flex family.

## Preview

![Clean line icon of a shield containing the CSS3 mark. Used for CSS, web styling, and frontend development.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/script/css-three-1329il643qskqlfxsmlg33.png/css-three-rf8araai1y81370w1uklj.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Css Three
- **Type**: Icon
- **Set**: [Flex Line](/icons/flex-line.md) — Flex is a fluid icon family inspired by nature's curves. It replaces rigid geometry with smooth, flowing forms. The Line variant features elegant strokes with organic curves.
- **Family**: [Flex](/icons/flex.md) — Fluid icons
- **Style**: Line, Stroke
- **Category**: Programming › Script
- **Default size**: 14px
- **Stroke width**: 1px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: css, three, shield, secure, security, protection, symbol, badge, defense, technology, guard, code, programming, language, html

## Download

- [Download Css Three on Streamline](https://www.streamlinehq.com/icons/download/css-three--24435)

## Also available in other styles

- [Css Three — Flex Remix](/icons/download/css-three--28587.md) (Pro)
- [Css Three — Flex Duo](/icons/download/css-three--24587.md) (Pro)
- [Css Three — Flex Gradient](/icons/download/css-three--27740.md) (Pro)
- [Css Three — Flex Flat](/icons/download/css-three--24748.md) (Pro)
- [Css Three — Flex Neon](/icons/download/css-three--30262.md) (Pro)
- [Css Three — Flex Pop](/icons/download/css-three--31241.md) (Pro)
- [Css Three — Flex Solid](/icons/download/css-three--24275.md) (Pro)

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