Hide unwanted browser columns from Kangax's ES6 compatibility table

customizeES6CompatTable.js

javascript:(() => {
    const userStyle = document.createElement("style");
    document.head.appendChild(userStyle);
    const userSheet = userStyle.sheet;
    
    const hiddenBrowsers = [
        "tr",
        "babel",
        "closure",
        "jsx",
        "typescript",
        "es6shim",
        "ie10",
        "ie11",
        "safari7",
        "konq49",
        "phantom",
        "ejs",
        "xs6",
        "android44",
        "android50",
        "android51",
        "ios7"
    ];
    
    const selector = hiddenBrowsers.map(br => {
        return `[data-browser=${br}]`
    }).join(", ");
    
    userSheet.insertRule(`${selector} { display: none; }`, userSheet.cssRules.length);
    document.getElementById("compiler-header").style.display = "none";
    document.getElementById("desktop-header").colSpan = 12;
    document.getElementById("engine-header").colSpan = 3;
    document.getElementById("mobile-header").colSpan = 2;
})();