<nav class="nav has-shadow"> <div class="container"> <div class="nav-left"> <a class="nav-item is-tab {% if page.doc-subtab == 'syntax' %}is-active{% endif %}" href="{{ site.url }}/documentation/modifiers/syntax/"> Syntax </a> <a class="nav-item is-tab {% if page.doc-subtab == 'helpers' %}is-active{% endif %}" href="{{ site.url }}/documentation/modifiers/helpers/"> Helpers </a> <a class="nav-item is-tab {% if page.doc-subtab == 'responsive-helpers' %}is-active{% endif %}" href="{{ site.url }}/documentation/modifiers/responsive-helpers/"> Responsive helpers </a> </div> </div> </nav>