[userscript] [QiitaDeck] Gray visited links

qiitadeck-gray-visited-links.user.js

// ==UserScript==
// @name         [QiitaDeck] Gray visited links
// @description  Gray visited links
// @namespace    https://gist.github.com/tkrkt
// @version      1
// @author       tkrkt
// @match        https://qiitadeck.com/*
// @grant        none
// ==/UserScript==

const style = document.createElement('style');
style.textContent = `
main .js-column-container #js-column-box .item ul .user-box .user-post-elements a:visited {
  color: #bbb;
}
`;
document.head.appendChild(style);