CSS Variables The var () function is used to insert the value of a CSS variable. CSS variables have access to the DOM, which means that you can create variables with local or global …

Nov 7, 2025 · The var() CSS function can be used to insert the value of a custom property (sometimes called a "CSS variable") instead of any part of a value of another property. The …

Nov 30, 2025 · If you’ve ever found yourself repeatedly tweaking the same colors, font sizes, or spacing values across multiple stylesheets, CSS variables are about to change your life.

Oct 16, 2025 · Learn how to use CSS variables and the var () function for cleaner, more flexible styles. Discover examples, syntax, and how to change variables with JavaScript and media …

Jul 11, 2025 · CSS variables (custom properties) are reusable values defined with two dashes (--) that make your CSS code efficient and easier to maintain. Store values like colors, sizes, or …

Jun 16, 2025 · Master CSS variables with our comprehensive guide covering var () function syntax, fallback values, inheritance, and practical examples for modern web development.

Definition and Usage The var () function is used to insert the value of a custom property instead of any part of a value of another property.

Learn how to use CSS variables (custom properties) to simplify your styles, reduce repetitive code, and create dynamic designs with JavaScript features such as theme switching.

Apr 25, 2022 · CSS variables are custom variables that you can create and reuse throughout your stylesheet. In this article, I will show you how to create CSS variables on the :root pseudo …

The CSS var () function is used to insert the value of a CSS variable into any property value. This can be useful for centralizing and reusing CSS values, making your code more maintainable …