我在App.css中有一个CSS组件
.circle {
width: 100;
height: 100;
border-radius: 100/2;
background-color: red;
}
我想要的是将该组件放在页面中间。我该怎么办?
import React from "react";
import "./App.css";
const App = () => {
return (
<div >
<div className="circle">
</div>
</div>
);
}
export default App;