To use the {{CURRENT_ITEM}} selector you will need to first assign the item a repeater class {{item.item_repeater_class}}.
Now when using item attributes you can use {{current_item}} as a selector to select the item and manipulate it in CSS.
Let’s see some examples.
Now each item has its own class and can be selected using the CSS Selector {{CURRENT_ITEM}} allowing each item to have a different background color and dimensions as an example.