{%- for main_cat in site.conference.talks.main_categories -%} {%- for cat in talk.categories -%} {%- if cat == main_cat.name -%} {%- assign main_cat = main_cat.name -%} {%- assign main_cat_color = main_cat.color -%} {%- break -%} {%- endif -%} {%- endfor -%} {%- endfor -%}