JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
<div class="container outer-container">
    <div class="container inner-container">
        <p>Hello</p>     
    </div>
</div>

CSS

.outer-container {
    background: blue;
    height: 300px;
}
.inner-container {
    background: red;
    height: 200px;
}