For more than one decade no other SASS revolutionised the way we write CSS nowadays. In modern SharePoint development, this is the core ingredient to deliver optimised and well architecture.
SASS is also one of the core ingredients to develop new customisations for SharePoint through SPFX.

This session will give you an overview of the most useful concepts in SASS. Besides you will get to know some limitations in SPFX and how to handle those properly.

After this session you will be able to:
• Sketch and develop web parts faster
• Create your reusable CSS
• Apply themes to your web parts
• Handle external CSS properly in SPFX