Stacks are flexbox shortcuts: vstack lines items up vertically, hstack horizontally, and the gap utilities space them evenly. Push an item to the far side with ms-auto and separate groups with a vertical rule.
1Horizontal toolbar
hstack with gap-2 lines up buttons; ms-auto pushes the last group to the far end.
<div class="hstack gap-2 p-2 border rounded-md bg-surface-3">
<button type="button" class="btn btn-sm btn-primary"><i class="bi bi-plus-lg" aria-hidden="true"></i> New</button>
<button type="button" class="btn btn-sm btn-outline-secondary"><i class="bi bi-upload" aria-hidden="true"></i> Import</button>
<div class="vr">
</div>
<button type="button" class="btn btn-sm btn-light" aria-label="Filter"><i class="bi bi-funnel-fill" aria-hidden="true"></i></button>
<button type="button" class="btn btn-sm btn-light ms-auto" aria-label="Settings"><i class="bi bi-gear-fill" aria-hidden="true"></i></button>
</div>2Vertical sign-in form
vstack with gap-3 spaces the fields of a compact form without margin utilities.
<form class="vstack gap-4" style="max-width:22rem">
<div>
<label class="form-label" for="hp-email-1236">Email</label>
<input class="form-control" id="hp-email-1236" type="email" autocomplete="email">
</div>
<div>
<label class="form-label" for="hp-pass-1237">Password</label>
<input class="form-control" id="hp-pass-1237" type="password" autocomplete="current-password">
</div>
<button type="submit" class="btn btn-primary">Sign in</button>
<a class="small text-center" href="#">Forgot your password?</a>
</form>3Profile row
An avatar, a name and role block and a follow button in one hstack.
<div class="hstack gap-4 p-4 border rounded-md">
<img src="../assets/img/avatar-9.svg" alt="Ella Carter" width="48" height="48" class="rounded-full">
<div class="vstack gap-0">
<strong>Ella Carter</strong> <small class="text-muted">Support Specialist · Melbourne</small>
</div>
<button type="button" class="btn btn-sm btn-outline-primary ms-auto">Follow</button>
</div>4Notification list
A vstack of notification items, each an hstack of icon, message and time.
<div class="vstack gap-2">
<div class="hstack gap-4 items-start p-2 border rounded-md">
<span class="text-success-emphasis text-lg"><i class="bi bi-bag-check-fill" aria-hidden="true"></i></span>
<div class="small">
Every detail is handled by people who care about getting it right.
</div>
<small class="ms-auto whitespace-nowrap text-muted">yesterday</small>
</div>
<div class="hstack gap-4 items-start p-2 border rounded-md">
<span class="text-primary-ink text-lg"><i class="bi bi-chat-left-text-fill" aria-hidden="true"></i></span>
<div class="small">
Local guides show you the places that never make it into guidebooks.
</div>
<small class="ms-auto whitespace-nowrap text-muted">15 hours ago</small>
</div>
<div class="hstack gap-4 items-start p-2 border rounded-md">
<span class="text-warning-emphasis text-lg"><i class="bi bi-exclamation-triangle-fill" aria-hidden="true"></i></span>
<div class="small">
Family rooms, adults-only retreats and pet-friendly stays in one search.
</div>
<small class="ms-auto whitespace-nowrap text-muted">yesterday</small>
</div>
</div>5Centred button stack
vstack with col-md-5 mx-auto centres full-width buttons, as on a mobile landing screen.
<div class="vstack gap-2 col-md-5 mx-auto">
<button type="button" class="btn btn-primary">Create an account</button>
<button type="button" class="btn btn-outline-secondary">I already have one</button>
<small class="text-center text-muted">Free for 14 days, no card needed</small>
</div>6Stacked feature cards
Cards stacked with vstack gap-3; inside each card an hstack pairs the icon with its text.
Flexible dates
Thousands of travellers already trust us, and we work hard to keep it that way.
Flexible dates
From city breaks to safaris, we plan trips around how you like to travel.
Local guides
We keep things simple, so you can focus on what matters to you.
<div class="vstack gap-4">
<div class="card">
<div class="card-body hstack gap-4">
<span class="text-2xl text-primary-ink"><i class="bi bi-lightning-fill" aria-hidden="true"></i></span>
<div>
<h3 class="h6 mb-1">Flexible dates</h3>
<p class="small mb-0">Thousands of travellers already trust us, and we work hard to keep it that way.</p>
</div>
</div>
</div>
<div class="card">
<div class="card-body hstack gap-4">
<span class="text-2xl text-primary-ink"><i class="bi bi-shield-check" aria-hidden="true"></i></span>
<div>
<h3 class="h6 mb-1">Flexible dates</h3>
<p class="small mb-0">From city breaks to safaris, we plan trips around how you like to travel.</p>
</div>
</div>
</div>
<div class="card">
<div class="card-body hstack gap-4">
<span class="text-2xl text-primary-ink"><i class="bi bi-graph-up" aria-hidden="true"></i></span>
<div>
<h3 class="h6 mb-1">Local guides</h3>
<p class="small mb-0">We keep things simple, so you can focus on what matters to you.</p>
</div>
</div>
</div>
</div>7Inline subscribe form
An hstack holding an input, a button and a divider link, a common newsletter pattern.
<form class="hstack gap-2">
<label class="sr-only" for="hp-q-1238">Email address</label>
<input class="form-control me-auto" id="hp-q-1238" type="email" placeholder="you@example.com">
<button type="submit" class="btn btn-secondary">Subscribe</button>
<div class="vr">
</div>
<button type="reset" class="btn btn-outline-danger">Reset</button>
</form>8Pricing feature list
A vstack of check-mark rows inside a pricing card.
Business
$88.92 / month
<div class="card" style="max-width:22rem">
<div class="card-body vstack gap-2">
<h3 class="h5 mb-0">Business</h3>
<p class="text-2xl font-bold mb-1">$88.92<small class="text-base font-normal text-muted"> / month</small></p>
<div class="hstack gap-2">
<span class="text-success-emphasis"><i class="bi bi-check-circle-fill" aria-hidden="true"></i></span>Curated stays
</div>
<div class="hstack gap-2">
<span class="text-success-emphasis"><i class="bi bi-check-circle-fill" aria-hidden="true"></i></span>Local guides
</div>
<div class="hstack gap-2">
<span class="text-success-emphasis"><i class="bi bi-check-circle-fill" aria-hidden="true"></i></span>24/7 assistance
</div>
<div class="hstack gap-2">
<span class="text-success-emphasis"><i class="bi bi-check-circle-fill" aria-hidden="true"></i></span>Free cancellation
</div>
<div class="hstack gap-2">
<span class="text-success-emphasis"><i class="bi bi-check-circle-fill" aria-hidden="true"></i></span>Best price guarantee
</div>
<button type="button" class="btn btn-primary mt-2">Choose plan</button>
</div>
</div>9Footer link row
hstack with flex-wrap and gap-3 for a row of footer links that wraps on narrow screens.
<footer class="hstack flex-wrap gap-4 small border-t pt-4">
<span class="font-semibold">Orbiora</span> <a href="#">About</a><a href="#">Careers</a><a href="#">Press</a><a href="#">Help centre</a> <span class="ms-auto text-muted">© 2026</span>
</footer>10Chat bubbles
A vstack where align-self-start and align-self-end place incoming and outgoing messages.
<div class="vstack gap-2">
<div class="px-4 py-2 rounded-lg small bg-surface-3 self-start" style="max-width:80%">
Friendly people answer your questions quickly, by phone, chat or email.
</div>
<div class="px-4 py-2 rounded-lg small text-bg-primary self-end" style="max-width:80%">
Travel insurance and car rental can be added in a single click.
</div>
<div class="px-4 py-2 rounded-lg small bg-surface-3 self-start" style="max-width:80%">
Start in minutes and get help from a real person whenever you need it.
</div>
<div class="px-4 py-2 rounded-lg small text-bg-primary self-end" style="max-width:80%">
We measure success by how many travellers come back and tell their friends.
</div>
</div>11Wrapping tag row
hstack plus flex-wrap and gap-1 keeps tags tidy when they run onto a second line.
<div class="hstack flex-wrap gap-1">
<span class="badge rounded-full text-bg-light border">Adventure</span><span class="badge rounded-full text-bg-light border">Beach</span><span class="badge rounded-full text-bg-light border">Mountain</span><span class="badge rounded-full text-bg-light border">Culture</span><span class="badge rounded-full text-bg-light border">City</span>
</div>12Settings rows
Each setting is an hstack with the label on the left and a switch pushed right with ms-auto.
<div class="vstack border rounded-md">
<div class="hstack gap-4 p-4 border-b">
<span class="text-lg text-primary-ink"><i class="bi bi-envelope-fill" aria-hidden="true"></i></span>
<label class="form-check-label" for="hp-switch-1239">Email notifications</label>
<div class="form-check form-switch ms-auto mb-0">
<input class="form-check-input" type="checkbox" role="switch" id="hp-switch-1239" checked>
</div>
</div>
<div class="hstack gap-4 p-4">
<span class="text-lg text-primary-ink"><i class="bi bi-moon-stars" aria-hidden="true"></i></span>
<label class="form-check-label" for="hp-switch-1240">Dark mode</label>
<div class="form-check form-switch ms-auto mb-0">
<input class="form-check-input" type="checkbox" role="switch" id="hp-switch-1240">
</div>
</div>
</div>13Stats with dividers
An hstack of figures separated by vertical rules.
<div class="hstack gap-4 md:gap-6 p-4 border rounded-md justify-center text-center">
<div>
<div class="text-xl font-bold">
5.1k
</div>
<small class="text-muted">Clients</small>
</div>
<div class="vr">
</div>
<div>
<div class="text-xl font-bold">
890
</div>
<small class="text-muted">Projects</small>
</div>
<div class="vr">
</div>
<div>
<div class="text-xl font-bold">
4.9
</div>
<small class="text-muted">Rating</small>
</div>
</div>14Card meta line
An hstack in a card footer for author, date and a like counter.
A first-timer's guide to safari
Free cancellation on most stays means you can book now and decide later.
<div class="card" style="max-width:24rem">
<div class="card-body">
<h3 class="h6">A first-timer's guide to safari</h3>
<p class="small mb-0">Free cancellation on most stays means you can book now and decide later.</p>
</div>
<div class="card-footer hstack gap-2 small text-muted">
<img src="../assets/img/avatar-4.svg" alt="" width="24" height="24" class="rounded-full"> <span>Omar Rossi</span><span>·</span><span>Sep 21, 2025</span> <span class="ms-auto"><i class="bi bi-heart-fill" aria-hidden="true"></i> 225</span>
</div>
</div>15Order timeline
A vstack of steps, each an hstack of status badge and text.
<div class="vstack gap-4">
<div class="hstack gap-4">
<span class="badge rounded-full text-bg-success"><i class="bi bi-check-lg" aria-hidden="true"></i></span>
<div class="vstack">
<strong class="small">Order placed</strong><small class="text-muted">Oct 15, 2025</small>
</div>
</div>
<div class="hstack gap-4">
<span class="badge rounded-full text-bg-success"><i class="bi bi-check-lg" aria-hidden="true"></i></span>
<div class="vstack">
<strong class="small">Packed</strong><small class="text-muted">Mar 29, 2026</small>
</div>
</div>
<div class="hstack gap-4">
<span class="badge rounded-full text-bg-success"><i class="bi bi-check-lg" aria-hidden="true"></i></span>
<div class="vstack">
<strong class="small">Shipped</strong><small class="text-muted">May 18, 2026</small>
</div>
</div>
<div class="hstack gap-4">
<span class="badge rounded-full text-bg-secondary"><i class="bi bi-clock-fill" aria-hidden="true"></i></span>
<div class="vstack">
<strong class="small">Delivered</strong><small class="text-muted">Expected Jan 14, 2027</small>
</div>
</div>
</div>16Search bar
An hstack combining a search field, a filter select and a button.
<form class="hstack gap-2 flex-wrap sm:flex-nowrap" role="search">
<label class="sr-only" for="hp-search-1241">Search</label>
<input class="form-control" id="hp-search-1241" type="search" placeholder="Search mountain">
<label class="sr-only" for="hp-search-1241-type">Type</label>
<select class="form-select w-auto" id="hp-search-1241-type">
<option>All</option>
<option>Recent</option>
</select>
<button type="submit" class="btn btn-primary" aria-label="Search"><i class="bi bi-search" aria-hidden="true"></i></button>
</form>17File rows
Attachment rows with icon, name and size, and a download button aligned right.
<div class="vstack gap-2">
<div class="hstack gap-4 p-2 border rounded-md">
<span class="text-xl text-danger-emphasis"><i class="bi bi-filetype-pdf" aria-hidden="true"></i></span>
<div class="vstack">
<span class="small font-semibold">report-2026.pdf</span><small class="text-muted">948 KB</small>
</div>
<button type="button" class="btn btn-sm btn-light ms-auto" aria-label="Download report"><i class="bi bi-download" aria-hidden="true"></i></button>
</div>
<div class="hstack gap-4 p-2 border rounded-md">
<span class="text-xl text-primary-ink"><i class="bi bi-filetype-docx" aria-hidden="true"></i></span>
<div class="vstack">
<span class="small font-semibold">proposal-2025.docx</span><small class="text-muted">944 KB</small>
</div>
<button type="button" class="btn btn-sm btn-light ms-auto" aria-label="Download proposal"><i class="bi bi-download" aria-hidden="true"></i></button>
</div>
<div class="hstack gap-4 p-2 border rounded-md">
<span class="text-xl text-success-emphasis"><i class="bi bi-filetype-xlsx" aria-hidden="true"></i></span>
<div class="vstack">
<span class="small font-semibold">budget-2025.xlsx</span><small class="text-muted">848 KB</small>
</div>
<button type="button" class="btn btn-sm btn-light ms-auto" aria-label="Download budget"><i class="bi bi-download" aria-hidden="true"></i></button>
</div>
</div>18Nested stacks
A vstack page section whose header is an hstack: stacks nest freely.
Every detail is handled by people who care about getting it right.
<section class="vstack gap-4 p-4 border rounded-md">
<div class="hstack gap-2">
<h3 class="h5 mb-0">Hotel booking</h3>
<span class="badge text-bg-primary">19</span> <a class="ms-auto small" href="#">View all</a>
</div>
<p class="mb-0 small">Every detail is handled by people who care about getting it right.</p>
<div class="hstack gap-2">
<button type="button" class="btn btn-sm btn-primary">Open</button>
<button type="button" class="btn btn-sm btn-light">Share</button>
</div>
</section>19Gap sizes compared
The same hstack with gap-0, gap-2 and gap-4 to compare spacing.
<div class="vstack gap-4">
<div>
<small class="text-muted">gap-0</small>
<div class="hstack gap-0">
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
</div>
</div>
<div>
<small class="text-muted">gap-2</small>
<div class="hstack gap-2">
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
</div>
</div>
<div>
<small class="text-muted">gap-4</small>
<div class="hstack gap-6">
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
<div class="p-2 bg-primary-subtle border border-primary/30 rounded-md small">
Item
</div>
</div>
</div>
</div>20Responsive stack direction
Stacks are vertical on phones and switch to a row from md with flex-md-row.
<div class="vstack md:flex-row gap-4">
<div class="p-4 border rounded-md flex-auto">
<strong class="block"><i class="bi bi-pencil-fill" aria-hidden="true"></i> Plan</strong><small>We measure success by how many travellers come back and tell their friends.</small>
</div>
<div class="p-4 border rounded-md flex-auto">
<strong class="block"><i class="bi bi-hammer" aria-hidden="true"></i> Build</strong><small>Every trip supports local businesses and responsible tourism.</small>
</div>
<div class="p-4 border rounded-md flex-auto">
<strong class="block"><i class="bi bi-rocket-takeoff-fill" aria-hidden="true"></i> Launch</strong><small>Free cancellation on most stays means you can book now and decide later.</small>
</div>
</div>