// ==UserScript==
// @name         网页去黑屏
// @namespace    https://bbs.tampermonkey.net.cn/
// @version      0.1.1
// @description  try to take over the world!
// @author       李恒道
// @match        *://*/*
// @match       https://www.zhihu.com/*
// @match       https://www.bilibili.com/*
// @match       https://www.baidu.com/*
// @match       https://juejin.cn/*
// @grant        none
// @run-at      document-start
// ==/UserScript==
let css_block = document.createElement('style');
css_block.type = 'text/css';
css_block.innerHTML=`html{webkit-filter: grayscale(0) !important;filter: grayscale(0) !important;}`
document.head.append(css_block)