问 “Antd”库中的组件垂直和水平居中不起作用

EN

<Row align='middle' justify='center'>
                <Col span={18}>
                        {/* <img className='login-logo' src={logo} alt='logo' /> */}
                        <Text size='30px' type='BOLD'>
                            QIFF DASHBOARD
                        </Text>
                        <Form name='login' onFinish={formik.handleSubmit}>
                            <Form.Item>
                                <Input
                                    id='email'
                                    name='email'
                                    label='Email'
                                    placeholder='Email'
                                    type='email'
                                    autoComplete='new-email'
                                    onBlur={formik.handleBlur}
                                    onChange={formik.handleChange}
                                    value={formik.values.email}
                                {formik.errors.email ? <Text>{formik.errors.email}</Text> : null}
                            </Form.Item>
                            <Form.Item>
                                <Input
                                    id='password'
                                    name='password'
                                    placeholder='Password'
                                    type='password'
                                    autoComplete='new-password'
                                    onBlur={formik.handleBlur}
                                    onChange={formik.handleChange}
                                    value={formik.values.password}
                                {formik.errors.password ? <Text>{formik.errors.password}</Text> : null}
                            </Form.Item>
                            <div className='submit-button'>
                                <Button
                                    htmlType='submit'
                                    onClick={formik.handleSubmit}
                                    style={{ width: '100%', backgroundColor: '#f85940', color: 'white' }}
                                    Sign in
                                </Button>
                        </Form>