JSFiddle - React, Tailwind, and code Playground

HTML

<div id="header">
    <div class="container">
        <h1>this is the header</h1>
    </div>
</div>
<div id="content">
    <div class="container">
        <h1>This is the content</h1>
    </div>
</div>
<div id="footer">
    <div class="container">
        <h1>This is the footer</h1>
    </div>
</div>

CSS

.container {
    background-color: red;
    margin: 10px auto;
    overflow: hidden;
    width: 960px;
    min-height: 200px;
}