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chev / Quiet chess.com

// ==UserScript==
// @name         Quiet chess.com
// @version      1.0
// @description  Lower chess.com sounds volume
// @autor        Oleg Kalachev
// @license      MIT
// @match        https://www.chess.com/*
// @grant        none
// @updateURL    https://openuserjs.org/meta/chev/Quiet_chess.com.meta.js
// ==/UserScript==

setInterval(function() {
    for (let a of document.getElementsByTagName('audio')) {
        a.volume = 0.1;
    }
}, 500);