View and change CSS - Chrome Developers
Input Active - Attributes
Input Active - Attributes
Use the Run JavaScript on Webpage action in Shortcuts on Mac - Apple Support
How to Determine Which Element Has Focus in JavaScript
Get Active Element with JavaScript - Server Side Up
How to use Inspect Element in Chrome, Safari, and Firefox | Zapier
Key shortcuts - Zion Builder
JavaScript - Wikipedia
javascript - How do I find out which DOM element has the focus? - Stack Overflow
Setting an active menu item based on the current URL with jQuery | InfoWorld
HTMLElement: focus() method - Web APIs | MDN
Set the focus to HTML form element using JavaScript - GeeksforGeeks
Full Page Slider With CSS and JavaScript | Toptal®
Detect the element with focus at any time
C#, JAVA,PHP, Programming ,Source Code: Javascript Add Active Class To A DIV
How to Set Focus of an HTML Form Element in JavaScript
How to Change the Active Element using JavaScript | bobbyhadz
Remove the Focus From an Element Using JavaScript
javascript - VueJs set active class, when one li element clicked in v-for loop - Stack Overflow
Get Active Element with JavaScript - Server Side Up
Element.focus() does not set active element on document object · Issue #2586 · jsdom/jsdom · GitHub
What is the Document.activeElement in JavaScript?
How To Modify Attributes, Classes, and Styles in the DOM | DigitalOcean
