Changes the default size of the answer box (and the question box) on StackOverflow

SO_textarea_resizer.user.js

// ==UserScript==
// @name         StackExchange bigger text boxes
// @description  Changes the default size of the answer box (and the question box) on StackExchange
// @version      1.3
// @author       Paul Pinterits
// @include      *://*.stackexchange.com/questions/*
// @include      *://meta.serverfault.com/questions/*
// @include      *://meta.stackoverflow.com/questions/*
// @include      *://meta.superuser.com/questions/*
// @include      *://serverfault.com/questions/*
// @include      *://stackoverflow.com/questions/*
// @include      *://superuser.com/questions/*
// @include      *://*.stackexchange.com/posts/*/edit
// @include      *://meta.serverfault.com/posts/*/edit
// @include      *://meta.stackoverflow.com/posts/*/edit
// @include      *://meta.superuser.com/posts/*/edit
// @include      *://serverfault.com/posts/*/edit
// @include      *://stackoverflow.com/posts/*/edit
// @include      *://superuser.com/posts/*/edit
// @exclude      *://*/questions/tagged/*
// @grant        none
// @updateURL    https://gist.github.com/Aran-Fey/69846c14f3475ef171ea801b51487d3d/raw/SO_textarea_resizer.user.js
// @downloadURL  https://gist.github.com/Aran-Fey/69846c14f3475ef171ea801b51487d3d/raw/SO_textarea_resizer.user.js
// ==/UserScript==

'use strict';


const style = document.createElement('style');
style.innerHTML = `
textarea.wmd-input,
textarea#wmd-input {
  height: 30rem;
}
`;
document.body.appendChild(style);