JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    <textarea></textarea>
    <button></button>
</div>

CSS

div {
    width: 100px;
    height: 125px;
}
textarea {
    display: block;
    width: 100px;
    height: 100px;
    padding: 0;
    margin: 0;
    border: none;
    outline: none;
    background: red;
    resize: none;
}
button {
    width: 100px;
    height: 25px;
    border: none;
    background: blue;
    margin: 0;
    padding;
}