JSFiddle - React, Tailwind, and code Playground

HTML

<div id="log">
</div>

CSS

#log {
    background: #f8f8f8;
    border: 1px solid #d6d6d6;
    border-left-color: #e4e4e4;
    border-top-color: #e4e4e4;
    padding: 0.3em;
    margin-top: 10px;
}
 
#start a { 
    font-weight: bold;
}

JavaScript

$('log').setText('some text');