JSFiddle - React, Tailwind, and code Playground

by Marconius

HTML

<div id="C">
    <div id="Z">
        <br>
        <br>
        <div id="X"></div>
        <br>
        <br>
        <br>
        <br>
        <br>
        <div id="X"></div>
        <br>
        <br>
        <br>
        <br>
        <br>
        <div id="X"></div>
    </div>
</div>

CSS

#C {
    width: 100%;
    background-color:black;
    height: 350px;
}
#Z {
    background-color: blue;
}
#X {
    left: 120px;
    width: 300px;
    height: 40px;
    /*position:absolute;*/
    margin: 0 auto;
    background-color: white;
}