JSFiddle - React, Tailwind, and code Playground

HTML

<div class="content">
        <div class="card">
        </div>
    </div>

CSS

.content {
        min-height: 350px;
        min-width: 320px;
        max-width: 350px;
    }
    
    .card {
        width: 100%;
        height: 100%;
        background-color: black;
    }