JavaFX CSS
JavaFX CSS is a styling language used to define the visual appearance of JavaFX applications, allowing developers to customize UI components like buttons, labels, and layouts with properties such as colors, fonts, and borders. It is based on the W3C CSS specification but tailored for JavaFX's scene graph, enabling separation of presentation from logic in desktop and rich client applications. This technology provides a declarative way to skin and theme JavaFX interfaces, similar to how CSS works for web pages.
Developers should learn JavaFX CSS when building JavaFX-based desktop applications to create visually appealing and consistent user interfaces without hardcoding styles in Java, which improves maintainability and allows for easier theme switching. It is particularly useful for applications requiring custom branding, responsive designs, or complex UI animations, as it supports pseudo-classes, gradients, and effects. Use cases include business dashboards, media players, and educational tools where a polished, professional look is essential.