Use CSS Modules to avoid naming conflicts and improve the maintainability of your React components. CSS Modules is a feature that allows you to write CSS styles in a modular way, where each component has its own unique namespace. This means that you can use the same class names across different components without worrying about naming conflicts. Additionally, CSS Modules makes it easier to manage your styles by keeping them scoped to the component level.

To use CSS Modules in your React project, you need to install the css-loader and style-loader packages. Then, you can import your CSS files as modules in your React components using the import statement. For example:

import styles from './myComponent.module.css';

function MyComponent() {
  return (
    <div className={styles.container}>
      <p className={styles.text}>Hello World!</p>
    </div>
  );
}

In the example above, we import the CSS file for our MyComponent module and assign it to the styles object. We can then use the class names defined in the CSS file by accessing them as properties of the styles object. This ensures that the class names are unique to the MyComponent module and won't conflict with other components.

Using CSS Modules can help you avoid common issues with CSS, such as naming conflicts and global styles that affect unintended components. It also makes it easier to manage your styles by keeping them scoped to the component level. By adopting this best practice, you can improve the maintainability and scalability of your React project.