item
{itemClass} active
{itemClass} carousel-item
{itemClass} carousel-item-layout-{f:if(condition: item.data.layout,then:item.data.layout,else: 'custom')}
{itemClass} carousel-item-type-{item.data.item_type}
{itemStyle} --carousel-item-background: {item.data.background_color};
{itemStyle} --carousel-item-color: {item.data.text_color};