The tool will crawl your website and analyze all the CSS files.Insert the url of your website in the field above and press Generate Critical Path CSS.It was build to automatically generate the Critical Path CSS for your website and to also generate a single minified CSS file from all the CSS files your website uses. Why using so many CSS files if we can have one single CSS file which includes them all and loads after the browsers has already downloaded the page content ? What does this tool do ? After loading the page you can instruct the browser to load the rest of the CSS files via JS.īut we can do better than this. In order to speed up the loading of your website you can inline the parts from the external CSS files which are needed to render the above the fold content. This means that your web page won't be displayed until these files are loaded. In order for the browser to display your web page and use the styles you specified in the external CSS files it has to load them first. All the CSS Styles loaded from external files is considered render blocking.
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