# Static assets Launchpad’s visual style uses CSS, CSS sprites, and static assets (images and favicons). * [CSS](https://ubuntu.com/docs/launchpad/developer/explanation/static-assets/css/index.html.md) * [Using CSS sprites](https://ubuntu.com/docs/launchpad/developer/explanation/static-assets/css-sprites/index.html.md) * [Favicons: Why so many files and what do they do?](https://ubuntu.com/docs/launchpad/developer/explanation/static-assets/favicon/index.html.md) * [Images](https://ubuntu.com/docs/launchpad/developer/explanation/static-assets/images/index.html.md)