{% include '@bolt-layouts-layout/layout.twig' with {
template: [
'67/33@from-small',
'75/25@from-medium',
],
...
} only %}
<bolt-layout template="67/33@from-small 75/25@from-medium">
<bolt-layout-item>
<!-- Content goes here -->
</bolt-layout-item>
<bolt-layout-item>
<!-- Content goes here -->
</bolt-layout-item>
</bolt-layout>