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This script enhance the video page to display it full width.
// ==UserScript==
// @name jav.guru enhancer
// @namespace http://tampermonkey.net/
// @version 0.1
// @author Raizer
// @description This script enhance the video page to display it full width.
// @match https://jav.guru/*
// @icon data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant none
// @license MIT
// ==/UserScript==
(function() {
'use strict';
document.getElementById("primary").classList.remove('content-area');
document.getElementsByClassName("large-screenshot")[0].style.maxHeight = "100%";
document.getElementsByClassName("widget-area sidebar is-right-sidebar")[0].style.display = "none";
})();