JSFiddle - React, Tailwind, and code Playground

by HDL52

HTML

<div class="container"></div>

CSS

.container {
  /* 父级元素开启 relative 定位 */
  position: relative;
  height: 400px;
  width: 600px;
  background-color: red;
  left: 50px;
  top: 100px;
}