If you write only on VanillaJS and you dont use jQuery, that gist for you! He include features, which help to you work with DOM elements

HTMLExtensions.js

Element.prototype.remove = function () {
    this.parentElement.removeChild(this);
};
NodeList.prototype.remove = HTMLCollection.prototype.remove = function () {
    for (var i = this.length - 1; i >= 0; i--) {
        if (this[i] && this[i].parentElement) {
            this[i].parentElement.removeChild(this[i]);
        }
    }
};