Larger Radio Buttons and Checkboxes

Larger Radio Buttons and Checkboxes.user.js

// ==UserScript==
// @name         Larger Radio Buttons and Checkboxes
// @version      1.0.0
// @include      *
// ==/UserScript==

/* Function that injects CSS rules */
function injectStyles(rule) {
  const style = document.createElement('style');
  style.type = 'text/css';
  style.textContent = rule;
  document.body.appendChild(style);
}

/*Individual calls to add styles */
injectStyles('input[type=radio] { width: 2.0em; height: 2.0em;}');
injectStyles('input[type=checkbox] { width: 1.5em; height: 1.5em;}');
document.body.insertAdjacentHTML('afterbegin', '<style>input[type=radio] { width: 1.5em; height: 1.5em; }</style>');