Стилизация компонентов в React

Стилизация Title
src\components\ui\Title\

src\components\ui\Title\index.js

import Title from './Title';

export default Title;

src\components\ui\Title\Title.js

import styled from 'styled-components';

const Title = styled.div`
font-size:24px;
font-weight:700;
margin:10px;
color:#18234b;
`
export default Title;