How to change border radius of mui alert in react js?

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To change border radius of mui alert in React js, you can use this css border-radius: 30px;. It will change border radius of mui alert in react js.

Today, I am going to show you, how to change border radius of mui alert in react js.

Installation

Install the following packages to use mui Alert in react js.

npm

npm install @mui/material @emotion/react @emotion/styled

yarn

yarn add @mui/material @emotion/react @emotion/styled

Table of contents

• Install MUI and create a new React app.
• Import Material-UI alert.
• Use the Alert Component

Step 1: Install MUI and create a new React app.

First you have to install the React project. You should use create-react-app command to create a new React project.

npx create-react-app my-app
cd my-app
npm start

Step 2: Import Material-UI alert.

After installing MUI, you have to import your React component. To do this, add the following line to the top of your component file.

import React from "react";
import { styled } from "@mui/system";
import Alert from "@mui/material/Alert";

Step 3: Use the Alert Component

You can use the Alert component in your react js. For example, The Alert component is used to display important messages or notifications to users. You can use <CustomAlert> component make a alert box in react js.

<CustomAlert severity="error">
  This is a custom alert with a different border radius.
</CustomAlert>

MUI material change border radius of mui alert example.

The below code is an example, to change border radius of mui alert, you need to import Alert Component. Define a custom CSS class using the styled(Alert) function and change the border radius of mui alert in react js.

App.js

import React from "react";
import { styled } from "@mui/system"; 
import Alert from "@mui/material/Alert";

const CustomAlert = styled(Alert)`
  border-radius: 30px; 
  // Replace with your desired border radius
`;

function MyCustomAlert() {
  return (
    <CustomAlert severity="error">
      This is a custom alert with a different border radius.
    </CustomAlert>
  );
}
export default MyCustomAlert;

In the above code example, I have used the @mui/material component and change border radius of mui alert in react js.

Check the output of the above code example.

Here, we are provided code sandbox links for the above program change border radius of mui alert in react js. Then you can use whenever you want and do the changes as per your requirements.

Try it Yourself

All the best 👍