Trello Board List colorized

Trello_highlight_lists_on_IT_Board.js

// ==UserScript==
// @name Trello highlight lists on IT Board
// @description Highlight certain columns in Trello.
// @include https://trello.com/b/CdaXFAGQ/it-work-in-progress
// @require https://code.jquery.com/jquery-3.4.1.min.js
// @version 0.1
// @copyright 2014, Gareth J M Saunders
// @copyright 2019, Dalia Research GmbH
// ==/UserScript==

console.log("Trello highlight lists on IT Board : INI");

$(document).ready(function() {
    console.log("Trello highlight lists on IT Board : START");

    var doing = "#97C8CA";
    var doing_card = "#F2F8F8";

    var done = "#F2D27D";
    var done_card = "#FDFAF0";


    $('body').hover(function() {
        console.log("Trello highlight lists on IT Board : ACTIVATION");

        $.each($("h2.list-header-name-assist:contains('Doing')"), function(index, element) {
            var list = $(element).parents('.list').first();
            var cards = list.find(".list-card");

            list.css('backgroundColor', doing).css('margin-left', '20px');
            cards.css("backgroundColor", doing_card)
        });

        $.each($("h2.list-header-name-assist:contains('Done')"), function(index, element) {
            var list = $(element).parents('.list').first();
            var cards = list.find(".list-card");

            list.css('backgroundColor', done).css('margin-right', '20px');
            cards.css("backgroundColor", done_card)
        });
    });
});