oont-contents/plugins/wp-rocket/assets/js/cpcss-removal.min.js

"use strict";function wprRemoveCPCSS(){var preload_stylesheets=document.querySelectorAll('link[data-rocket-async="style"][rel="preload"]');if(preload_stylesheets&&0<preload_stylesheets.length)for(var stylesheet_index=0;stylesheet_index<preload_stylesheets.length;stylesheet_index++){var media=preload_stylesheets[stylesheet_index].getAttribute("media")||"all";if(window.matchMedia(media).matches)return void setTimeout(wprRemoveCPCSS,200)}var elem=document.getElementById("rocket-critical-css");elem&&"remove"in elem&&elem.remove()}window.addEventListener?window.addEventListener("load",wprRemoveCPCSS):window.attachEvent&&window.attachEvent("onload",wprRemoveCPCSS);