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When and why to use the CSS !important declaration

Blog post from LogRocket

Post Details
Company
Date Published
Author
Ibadehin Mojeed
Word Count
2,239
Language
-
Hacker News Points
-
Summary

The "!important" declaration in CSS is a tool used to override conflicting style rules, often misunderstood by beginners who may resort to it for quick fixes. This guide explores the principles of CSS specificity, the cascade algorithm, and the problems that can arise from overusing "!important," such as difficulty in maintaining and debugging code. It emphasizes understanding CSS's core mechanisms and the proper use of specificity to manage style conflicts effectively. While "!important" can be useful in certain scenarios, such as when dealing with inline styles in third-party systems or utility classes, it should be used sparingly and only when absolutely necessary. The article encourages developers to focus on increasing specificity rather than relying on "!important," providing examples and best practices to help manage CSS styles without disrupting the natural cascade order.