This very layout.

The component#

html
<div class="flex"><aside class="hidden w-72 border-r lg:block">nav</aside><main class="min-w-0 flex-1 px-8 py-12"><article class="mx-auto max-w-3xl">content</article></main><aside class="hidden w-60 xl:block">toc</aside></div>

Responsive & dark#

Add dark: twins to every surface and text color (bg-white dark:bg-slate-900, border-slate-200 dark:border-slate-800). Because this recipe is pure utilities, dark mode is a per-class decision — see concepts/dark-mode-strategies|dark mode strategies.

Customization#

  • Swap palette classes to re-theme instantly
  • Adjust radii (rounded-lg → rounded-2xl) for tone
  • Add transition + state variants for polish
  • Extract into a framework component when reused 3+ times

recipes/index|Recipe index · components/index|Design components