The document discusses various CSS3 techniques by Sandro Paganotti for enhancing web forms and user experiences. It includes tips for using pseudoselectors like :valid and :invalid, transforming radio buttons into a star-based rating system, and creating a gallery and pure CSS parallax effects using 3D transforms. Additionally, it encourages readers to engage with the content by rating the session.

1. CSS3 Techniques
Sandro Paganotti/@sandropaganotti
Comparto Web

2. Thanks to the sponsors

3. Using :valid and :invalid
pseudoselectors to
enhance the filling-a-form
user experience.
Start coding
or check the working code

4. Transform a series of radio
button into a star-based
rating system.
(inspired by Lea Verou)
Start coding
or check the working code

5. Pure CSS Parallax using 3D
transforms.
Start coding
or check the working code

6. A gallery in pure CSS
Start coding
or check the working code

7. Pure CSS Parallax using 3D
transforms.
Start coding
or check the working code

8. Please rate this session
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