Columns, horizontal columns, responsive app icon
![Columns, horizontal columns, responsive app, responsive design icon - Download on Iconfinder](https://cdn2.iconfinder.com/data/icons/website-layouts-flat-line/70/3_horizontal_columns-512.png)
This is a premium icon which is suitable for commercial work:
- Use it commercially. No attribution required.
- Ready to use in multiple sizes
- Modify colors using the color editor
- 1 credit needed as a Pro subscriber.