ReferenceError: document is not defined - How to solve it? - JavaScript - The freeCodeCamp Forum
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JavaScript classList - javatpoint
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JavaScript classList - javatpoint
JavaScript classList - javatpoint
Add docs class to body tag - feature - Discourse Meta
Note at 2:06
CSS how to add multiple classes dynamically with JavaScript - YouTube
Using Element.classList To Manipulate CSS Classes On The DOM
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Vanilla JavaScript classList add, remove & toggle
La API classList de Javascript - Javascript en español - Lenguaje JS
html - JavaScript classList not working while clicking a button - Stack Overflow
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JavaScript Style Attribute - How to Implement CSS Styles in JavaScript - DataFlair
La API classList de Javascript - Javascript en español - Lenguaje JS
javascript - classList.add(), classList.remove(), and classList.toggle() not actually changing the classList - Stack Overflow
Dave DeSandro on X: "Vanilla JS tip: classList.toggle has a 2nd parameter to add or remove if true or false. Saves you an if statement https://t.co/hSSEEzWMHv" / X
Body Toggle | CSS-Tricks - CSS-Tricks
HTML DOM classList Property - GeeksforGeeks
Add docs class to body tag - feature - Discourse Meta
JavaScript hasclass using classList - Learn JavaScript Blog
Solved <title>Example 2</title> | Chegg.com
A Simple Script to Add Body Classes Based on Path Names in Squarespace — Good Favor Co. Branding and Website Design
