<div class="dropdown__content" data-content="catalog"> <div class="catalog__inner"> <div class="catalog__items"> {% FOR catalog_full %} {% IF catalog_full.FIRST %}{% IFNOT catalog_full.LEVEL = 0 %}<div data-level="{catalog_full.LEVEL}" class="sub">{% ENDIF %}{% ENDIF %}
замените на:
<div class="dropdown__content" data-content="catalog"> <div class="catalog__inner"> <div class="catalog__items"> {% FOR catalog_full %} {% IF catalog_full.FIRST %}{% IFNOT catalog_full.LEVEL = 0 %}<div data-level="{catalog_full.LEVEL}" class="sub" {% IF catalog_full.LEVEL= 3 %} style="display:none;" {%ENDIF%}>{% ENDIF %}{% ENDIF %}