Talk

How to Implement Critical CSS and How It Will Improve Loading Metrics

In Russian

The implementation of Critical CSS can significantly improve key loading metrics such as FCP and LCP. However, it is not always possible to use ready-made solutions to generate it. Using the example of VKontakte, I will share my experience of implementing an algorithm for generating Critical CSS in runtime and tell you how this innovation has had a positive impact on loading metrics, improving the overall user experience.

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