How to change mui textfield font size in react js?

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To change the font size in mui textfield, set font-size: 30px !important; in .MuiInputBase-input. It will change the font size.

Today, I am going to show you, how to change mui textfield font size in react js mui textfield.

Use this css class to change mui textfield font size.

.MuiInputBase-input{
  font-size: 30px !important;
}

Installation

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

npm

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

yarn

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

MUI material textfield change font size example.

App.js

import * as React from 'react';
import Box from '@mui/material/Box';
import TextField from '@mui/material/TextField';
import "./App.css"

export default function CustomizedInputs() {
  return (
    <Box
      component="form"
      noValidate
      sx={{
        display: 'grid',
        gridTemplateColumns: { sm: '1fr 1fr' },
        gap: 2,
      }}
    >
      <TextField id="outlined-basic" label="Outlined" variant="outlined"  />
      <TextField id="filled-basic" label="Filled"  variant="filled"/>
      <TextField id="standard-basic" label="Standard" variant="standard"/>
    </Box>
  );
}

App.css

.MuiInputBase-input{
  font-size: 30px !important;
}

In the above code example, I have used the @mui/material TextField component and changed the field font size of MUI Textfield.

Check the output of the above code example.

React, Mui Textfield Fonts Size

All the best 👍

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