how to add css in component in react code example

Example 1: Styling React Using CSS

class MyHeader extends React.Component {
  render() {
    return (
      <div>
      <h1 style={{color: "red"}}>Hello Style!</h1>
      <p>Add a little style!</p>
      </div>
    );
  }
}

Example 2: React include css

import "./FileName.css";