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-6.svg" alt="Nora Sato" width="48" height="48" class="rounded-full">
<div class="vstack gap-0">
<strong>Nora Sato</strong> <small class="text-muted">Project Manager · Denver</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">
Not sure about the size? Our fit guide and live chat help you choose.
</div>
<small class="ms-auto whitespace-nowrap text-muted">5 hours ago</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">
Friendly people answer your questions quickly, by phone, chat or email.
</div>
<small class="ms-auto whitespace-nowrap text-muted">just now</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">
We keep things simple, so you can focus on what matters to you.
</div>
<small class="ms-auto whitespace-nowrap text-muted">6 days ago</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.
Hand-checked quality
Thousands of shoppers already trust us, and we work hard to keep it that way.
Member prices
Members get early access to new drops and prices only they can see.
Sustainable materials
We listen first, then build a plan around what you actually need.
<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-graph-up" aria-hidden="true"></i></span>
<div>
<h3 class="h6 mb-1">Hand-checked quality</h3>
<p class="small mb-0">Thousands of shoppers 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-lightning-fill" aria-hidden="true"></i></span>
<div>
<h3 class="h6 mb-1">Member prices</h3>
<p class="small mb-0">Members get early access to new drops and prices only they can see.</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-people-fill" aria-hidden="true"></i></span>
<div>
<h3 class="h6 mb-1">Sustainable materials</h3>
<p class="small mb-0">We listen first, then build a plan around what you actually need.</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
$53.56 / 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">$53.56<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>Member prices
</div>
<div class="hstack gap-2">
<span class="text-success-emphasis"><i class="bi bi-check-circle-fill" aria-hidden="true"></i></span>Secure payments
</div>
<div class="hstack gap-2">
<span class="text-success-emphasis"><i class="bi bi-check-circle-fill" aria-hidden="true"></i></span>Easy exchanges
</div>
<div class="hstack gap-2">
<span class="text-success-emphasis"><i class="bi bi-check-circle-fill" aria-hidden="true"></i></span>Sustainable materials
</div>
<div class="hstack gap-2">
<span class="text-success-emphasis"><i class="bi bi-check-circle-fill" aria-hidden="true"></i></span>Carbon-neutral delivery
</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">Pixel Nest</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%">
Members get early access to new drops and prices only they can see.
</div>
<div class="px-4 py-2 rounded-lg small text-bg-primary self-end" style="max-width:80%">
Thousands of five-star reviews from customers who came back for more.
</div>
<div class="px-4 py-2 rounded-lg small bg-surface-3 self-start" style="max-width:80%">
Every piece is made in small batches from materials we test ourselves.
</div>
<div class="px-4 py-2 rounded-lg small text-bg-primary self-end" style="max-width:80%">
Every detail is handled by people who care about getting it right.
</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">Beauty</span><span class="badge rounded-full text-bg-light border">Accessories</span><span class="badge rounded-full text-bg-light border">Outdoor</span><span class="badge rounded-full text-bg-light border">Apparel</span><span class="badge rounded-full text-bg-light border">Home</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">
362
</div>
<small class="text-muted">Clients</small>
</div>
<div class="vr">
</div>
<div>
<div class="text-xl font-bold">
379
</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.
Five things we learned this year
Gift wrapping and a handwritten note are free on every order.
<div class="card" style="max-width:24rem">
<div class="card-body">
<h3 class="h6">Five things we learned this year</h3>
<p class="small mb-0">Gift wrapping and a handwritten note are free on every order.</p>
</div>
<div class="card-footer hstack gap-2 small text-muted">
<img src="../assets/img/avatar-1.svg" alt="" width="24" height="24" class="rounded-full"> <span>Jonah Novak</span><span>·</span><span>Jul 21, 2026</span> <span class="ms-auto"><i class="bi bi-heart-fill" aria-hidden="true"></i> 126</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">Jul 18, 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">Packed</strong><small class="text-muted">Mar 22, 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">Apr 11, 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 24, 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 home">
<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-2025.pdf</span><small class="text-muted">474 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">816 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-2026.xlsx</span><small class="text-muted">815 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.
New pieces arrive every month, and the best ones sell out fast.
<section class="vstack gap-4 p-4 border rounded-md">
<div class="hstack gap-2">
<h3 class="h5 mb-0">Gift wrapping</h3>
<span class="badge text-bg-primary">10</span> <a class="ms-auto small" href="#">View all</a>
</div>
<p class="mb-0 small">New pieces arrive every month, and the best ones sell out fast.</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>Pay securely with card, wallet or in three interest-free instalments.</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>Each product is checked by hand before it goes into the box.</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>Clear prices, honest advice and no surprises along the way.</small>
</div>
</div>