How to disable Unknown property:error in eclipse when writing JavaFx css properties on Eclipse Mars?
Unknown property:
For example: Unknown property: "-fx-background-color"in-fx-background-color: #CCFF99;
Unknown property: "-fx-background-color"
-fx-background-color: #CCFF99;
Right click on your project and go to build path> Configure build path. In the "Libraries" section, click "Add Library ...". Add the JavaFX SDK to your project. This will solve your problem.
Add library
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