JSFiddle - React, Tailwind, and code Playground

by Anderson Madeira

HTML

<div class="wrapper">
    <div contenteditable="true" spellcheck="false" class="code">
        
    </div>
    <span class="linenumbers">
        1<br>
        2<br>
        3<br>
        4<br>
    </span>
        <span class="toggle">
            T
        </span>
</div>

CSS

* {
    margin: 0px;
    padding: 0px;
}

.wrapper {
    position: absolute;
    margin: 15px;
    margin-right: 0px;
    height: 500px;
    background: blue;
}

.linenumbers, .code {
    line-height: 20px;
    font-size: 20px;
    padding: 5px;
    font-family: Monospace;
}

.linenumbers {
    position: absolute;
    left: 0px;
    top: 0px;
    background-color: #eee;
    margin: 1px 0px 1px 1px;
}

.code {
    background-color: red;
    width: 500px;
    height: 500px;
    position: absolute;
    border: 1px dashed #999; 
    outline:0; 
    padding-left: 30px;
}

.toggle {
    z-index: 100;
    background: blue;
}