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Render Blocking Javascript

March 7, 2020 • 2+ min read

Google recommends removing or deferring any JavaScript that interferes with loading the content that a user initially sees on your screen when visiting your webpage. That screen could be on a phone, a tablet, a desktop browser or whatever else the end-user may be using to visit your webpage.

Render Blocking CSS

February 29, 2020 • 3+ min read

The definition of render blocking means to block the page from continuing to render. CSS is render blocking by default. Why is that? Browsers can't begin rendering a page until they've constructed the render tree.

Critical Render Path

February 15, 2020 • 3 min read

The critical render path consists of the critical resources that are required by the page. These resources affect the critical render length, or total time required to fetch all of the critical resources.