Nowadays, JavaScript is evolving rapidly and is likely to set a new breakthrough in CSS development. The design landscape, including CSS, is also advancing. Using CSS variables with JavaScript has become a powerful technique in modern web development.
The need for new and diverse designs has pushed customization to a whole new level, becoming a key marketing strategy. With modern standards, along with preprocessors and libraries, we can now achieve intelligent CSS layouts.
Here’s an excellent creativity exercise where using CSS variables with JavaScript helps determine if a particular CSS attribute is supported. By setting a custom property, the browser can communicate with JavaScript, enabling it to check for browser support through the flexibility of CSS.