Example
Markup: components/header/base_header.twig
<header role="banner">
<div class="header__top-wrapper">
</div>
<div class="header__inner-wrapper">
{% include directory ~ '../navigation/main-nav.twig' %}
{% include directory ~ '../meta-icons/meta-icons.twig' %}
</div>
</header>
Source:
base-styleguide.scss
, line 284