JSFiddle - React, Tailwind, and code Playground

HTML

<div id="page">
    <div id="left"></div>
    <div id="conteneur"></div>
    <div id="right"></div>
</div>

CSS

body {
    background-color: black;
}

#left, #conteneur, #right {
    float: left;
    vertical-align: top;
}

#left, #right {
    width: 25%;
    height: 400px;
}

#conteneur {
    background-color : white;
    width : 50%;
    height: 400px;
}

#right {
    background: red;
}

#page {
    min-width: 800px;
}