Check Browser Compatibility in CSS

Let WebStorm warn you about unsupported CSS properties.

Tip Screenshot

WebStorm can warn you when you use a CSS property that is not supported by the target browser. To turn this functionality on, go to Preferences/Settings | Editor | Inspections and enable the Browser compatibility inspection.

Related Resources

Check CSS Properties
How to review the related CSS docs in WebStorm.
Show CSS Color Preview
How to display a CSS color in the background in WebStorm.
Extract Ruleset
Use an intention to quickly extract a ruleset in your stylesheet file.