AWS Lambda Critical CSS

AWS Lambda Critical CSS Description Generates critical stylesheets for templates via AWS Lambda. See also AWS Lambda Critical CSS. Install - Preferable way is to use Composer: By default, it will be installed as Must Use Plugin. It's possible to control with extra.installer-paths in composer.json. - Alternate way is to clone this repo to wp-content/mu-plugins/ or wp-content/plugins/: If plugin was installed as regular plugin then activate AWS Lambda Critical CSS from Plugins page or WP-CLI: wp plugin activate wp-critical-css-aws-lambda. Usage Add the following constants to wp-config.php: Create serverless function on your favorite service. Expected default name is critical-css-production-processor, but you may use any other. There is a prepared function AWS Lambda Critical CSS. Usage To generate critical CSS from enqueued styles: Caveats - Relative paths to custom fonts or images in stylesheets should be changed to absolute: - This plugin is only for generating and rendering critical CSS, to defer CSS files you may use Deferred loading. - If page caching is used then you may want to add variable value from cookie in cache key. E.g. for Batcache it'