Change Fonts and Styles

Change all fonts on Claude.ai to Arial and set background color to blue

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Change Fonts and Styles
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Change all fonts on Claude.ai to Arial and set background color to blue
// @author       Your Name
// @match        https://claude.ai/*
// @grant        none
// @license MIT 
// ==/UserScript==

(function() {
    'use strict';

    // Apply Arial font and background color to the entire document
    const style = document.createElement('style');
    style.type = 'text/css';
    style.innerHTML = `
        * {
            font-family: Arial !important;
        }
        *, *:after, *:before {
            --tw-gradient-from-position: none !important;
        }

        .-mb-6 {
            margin-bottom: 0rem !important;
        }

        .bg {
            background-image: linear-gradient(to bottom, hsl(0deg 0% 36.89% / 85%) 0%, hsl(0deg 0% 36.89% / 85%) 0%) !important;
        }
    `;
    document.head.appendChild(style);
})();