{# @description Width-constraint wrapper for page content. #}
{# @prop width:select['narrow','medium','wide','full'] | default:"wide" | description:"How wide the content is: a 672px column, an 896px column, the standard container that steps with the screen up to 1536px, or the whole screen. Every width is centred and fills a screen narrower than itself." #}
{# @prop fill:boolean | description:"Full width and height with no max-width constraint. Ignores width." #}
{# @prop class:text | description:"Extra classes on the root element." #}
{# @slot Page content — The wrapped content. #}