Explore CSS grid-lanes #660

• Browser support: https://caniuse.com/css-grid-lanes
• WebKit intro: https://webkit.org/blog/17660/introducing-css-grid-lanes/
• separate, smaller entry file?
• with view transitions?

Is your feature request related to a problem? Please describe.
Browsers will eventually support native "masonry" layouts. How should Shuffle evolve?

Describe the solution you'd like

• Defer to the browser for layout (column size, spacing, gutters, etc.)
• Retain filtering/sorting features and animations.

Additional context

• Could be the fix for Tab order of items not updated when sorted #175
• v8?