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.
See AlsoRetroSearch is an open source project built by @garambo | Open a GitHub Issue
Search and Browse the WWW like it's 1997 | Search results from DuckDuckGo
HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.4