JSFiddle - React, Tailwind, and code Playground

by silent water

HTML

<div style="background: rgba(0,255,0,0.5);border: 1px solid;display: inline-block">
        <div style="margin: 20%;background: rgba(255,0,0,0.3);">测试测试</div>
    </div>

CSS

html,body{
            margin: 0;
        }