<CardsContainerInner>
{cardsMock.cards.map(card =>
    <CardsItem key={card.key} card={card} item={this.props.item}
  active={this.state.active}/>
        )}

handleClick = () =>{
this.setState({
  clicked: !this.state.clicked
})

render() {
return <CardItem className={classnames({
  'selected': this.state.clicked
})}
onClick={this.handleClick}
></CardItem>