用JavaScript代码 制作书签

JavaScript:
(function(){
 var table = document.querySelector("table");
    table.style.borderCollapse = "collapse";
    table.style.fontFamily = "微软雅黑";
    table.style.fontWeight = "bold";
    table.style.fontSize = "14px";
    table.style.border = "4px solid black";
    var td = table.querySelectorAll("td");
    td.forEach(function (item) {
        item.style.borderCollapse = "collapse";
        item.style.padding = "0px";
        item.style.paddingLeft = "5px";
        item.style.border = "4px solid black";
    })
})()