CSS Custom Properties: An In-Depth Beginner’s Guide
In this post, we will talk about CSS custom properties, also known as CSS variables. Their usage is becoming more popular. For example, if you open up the style sheet of the Twenty Twenty-One default theme, you will find a lot of them in there. One of the reasons is that their browser support has become very good, making them a valid tool in your arsenal and a useful CSS feature. If your knowledge of CSS custom properties is limited and you’d like to know more, you have come to the right place. In the following, we will talk about what exactly they are, pros and cons, how to use them, and some examples and use cases. What Are CSS Custom Properties? Before getting to the how-to part, let’s have a conversation about what custom properties are in the first place. As mentioned above, another name under which they are known is CSS variables. Knowing that already brings us closer to their function. In web development, mathematics, and other disciplines, variables are stand-ins for other values. You might recall being asked to solve for x in middle school, and ending up with a result like x=2. CSS variables are the…
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