class CreditCart extends React.Component {
constructor(props) {
    super(props);
    this.state = {show:false};

    this.handleClick = this.handleClick.bind(this);
}
 handleClick () {
    this.setState({ show : !this.state.show})


}
   render () {
    return (
     //2 input here credir-cart has onClick


       {this.state.show && <CreditCart/>


  }

class CreditCart extends React.Component {
constructor(props) {
    super(props);
}
render () {
// information part
}