Position
Position utilities set position (static, relative, absolute, fixed, sticky) and place absolute children with top-*, bottom-*, start-* and end-* at 0, 50 or 100. translate-middle, translate-middle-x and translate-middle-y centre an element on its point, which is how badges and status indicators sit on buttons and avatars.
1Edge positions
top-0, top-50, top-100 with start-0, start-50, start-100 place absolute children on a grid of nine points.
<div class="position-relative bg-body-tertiary border rounded-3" style="height:180px">
<span class="position-absolute bg-primary text-white rounded-2 px-2 small top-0 start-0">1</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small top-0 end-0">2</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small top-50 start-50">3</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small bottom-50 end-50">4</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small bottom-0 start-0">5</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small bottom-0 end-0">6</span>
</div>2Centre with translate-middle
translate-middle shifts an element back by half its size so its centre sits on the point.
<div class="position-relative bg-body-tertiary border rounded-3 m-3" style="height:180px">
<span class="position-absolute bg-primary text-white rounded-2 px-2 small top-0 start-0 translate-middle">TL</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small top-0 start-50 translate-middle">T</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small top-0 start-100 translate-middle">TR</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small top-50 start-0 translate-middle">L</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small top-50 start-50 translate-middle">C</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small top-50 start-100 translate-middle">R</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small top-100 start-0 translate-middle">BL</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small top-100 start-50 translate-middle">B</span> <span class="position-absolute bg-primary text-white rounded-2 px-2 small top-100 start-100 translate-middle">BR</span>
</div>3Notification badge on a button
position-relative on the button, translate-middle on the counter at top-0 start-100.
<div class="d-flex gap-4 pt-2">
<button type="button" class="btn btn-primary position-relative"><i class="bi bi-envelope" aria-hidden="true"></i> Inbox <span class="position-absolute top-0 start-100 translate-middle badge rounded-pill bg-danger">44<span class="visually-hidden"> unread messages</span></span> </button>
<button type="button" class="btn btn-outline-secondary position-relative" aria-label="Alerts"><i class="bi bi-bell-fill" aria-hidden="true"></i> <span class="position-absolute top-0 start-100 translate-middle p-1 bg-danger border border-light rounded-circle"><span class="visually-hidden">New alerts</span></span> </button>
</div>4Online indicator on an avatar
The indicator sits at bottom-0 end-0 of a position-relative wrapper.
<div class="d-flex gap-3">
<span class="position-relative d-inline-block"><img src="../assets/img/avatar-1.svg" alt="Ivy Alvarez" width="64" height="64" class="rounded-circle"><span class="position-absolute bottom-0 end-0 bg-success border border-3 border-white rounded-circle" style="width:18px;height:18px"><span class="visually-hidden">Online</span></span></span> <span class="position-relative d-inline-block"><img src="../assets/img/avatar-2.svg" alt="Luna Patel" width="64" height="64" class="rounded-circle"><span class="position-absolute bottom-0 end-0 bg-warning border border-3 border-white rounded-circle" style="width:18px;height:18px"><span class="visually-hidden">Busy</span></span></span> <span class="position-relative d-inline-block"><img src="../assets/img/avatar-3.svg" alt="Theo Moreau" width="64" height="64" class="rounded-circle"><span class="position-absolute bottom-0 end-0 bg-secondary border border-3 border-white rounded-circle" style="width:18px;height:18px"><span class="visually-hidden">Offline</span></span></span>
</div>5Count badge on an avatar
A number badge at top-0 start-100 with translate-middle on a square avatar.
<span class="position-relative d-inline-block mt-2"> <img src="../assets/img/avatar-4.svg" alt="Freya Kowalski" width="56" height="56" class="rounded-3"> <span class="position-absolute top-0 start-100 translate-middle badge rounded-pill text-bg-primary border border-2 border-white">5</span> </span>6Ribbon on a card
An absolutely placed label at top-0 end-0 of a card.
<div class="position-relative border rounded-4 overflow-hidden" style="max-width:18rem">
<img src="../assets/img/product-6.svg" alt="10-class pack" class="w-100 d-block"> <span class="position-absolute top-0 end-0 text-bg-danger px-3 py-1 small fw-semibold" style="border-bottom-left-radius:var(--ui-border-radius)">-41%</span>
<div class="p-3">
<div class="fw-medium">
Day pass
</div>
<div class="small text-body-secondary">
$90.01
</div>
</div>
</div>7Stretched link
stretched-link on the link makes the whole position-relative card clickable.
A honest dashboard makes complex tasks into simple steps at a fair price.
Read the story<div class="position-relative border rounded-3 p-3" style="max-width:22rem">
<div class="fw-semibold">
Classes that keep you coming back
</div>
<p class="small text-body-secondary">A honest dashboard makes complex tasks into simple steps at a fair price.</p>
<a href="#" class="stretched-link small">Read the story</a>
</div>8Sticky top inside a scroll area
sticky-top keeps a header visible while its scroll container moves.
Our recovery spa turns new ideas to life from the very first day. The new certified coaches shows time back in your day without extra tools.
A secure process keeps data easy to understand in just a few clicks. This clear idea guides your work organised from the very first day.
Our online coaching lets complex tasks into simple steps with friendly support. The new progress tracking keeps complex tasks into simple steps without the usual hassle.
Our group classes shows new ideas to life for teams of every size. This honest experience keeps decisions quicker and clearer at a fair price.
<div class="border rounded-3 overflow-auto" style="height:170px">
<div class="sticky-top bg-body-secondary px-3 py-2 fw-semibold small">
Section A (sticky-top)
</div>
<p class="px-3 small">Our recovery spa turns new ideas to life from the very first day. The new certified coaches shows time back in your day without extra tools.</p>
<p class="px-3 small">A secure process keeps data easy to understand in just a few clicks. This clear idea guides your work organised from the very first day.</p>
<p class="px-3 small">Our online coaching lets complex tasks into simple steps with friendly support. The new progress tracking keeps complex tasks into simple steps without the usual hassle.</p>
<p class="px-3 small mb-0">Our group classes shows new ideas to life for teams of every size. This honest experience keeps decisions quicker and clearer at a fair price.</p>
</div>9position-sticky with a custom offset
position-sticky plus top-0 on a table header row inside a scroll box.
| Item | Price |
|---|---|
| Day pass | $68.81 |
| 10-class pack | $34.37 |
| Coaching plan | $46.96 |
| Coaching plan | $45.45 |
| Day pass | $64.32 |
| Coaching plan | $64.69 |
<div class="border rounded-3 overflow-auto" style="max-height:170px">
<table class="table table-sm mb-0">
<thead class="position-sticky top-0">
<tr>
<th scope="col" class="bg-body-tertiary">Item</th>
<th scope="col" class="bg-body-tertiary text-end">Price</th>
</tr>
</thead>
<tbody>
<tr>
<td>Day pass</td>
<td class="text-end">$68.81</td>
</tr>
<tr>
<td>10-class pack</td>
<td class="text-end">$34.37</td>
</tr>
<tr>
<td>Coaching plan</td>
<td class="text-end">$46.96</td>
</tr>
<tr>
<td>Coaching plan</td>
<td class="text-end">$45.45</td>
</tr>
<tr>
<td>Day pass</td>
<td class="text-end">$64.32</td>
</tr>
<tr>
<td>Coaching plan</td>
<td class="text-end">$64.69</td>
</tr>
</tbody>
</table>
</div>10Caption over an image
position-absolute bottom-0 start-0 with margin places a label on the photo corner.
<div class="position-relative d-inline-block rounded-4 overflow-hidden" style="max-width:24rem">
<img src="../assets/img/photo-5.svg" alt="Toronto" class="w-100 d-block"> <span class="position-absolute bottom-0 start-0 m-3 badge text-bg-light"><i class="bi bi-geo-alt" aria-hidden="true"></i> Singapore</span>
</div>11Play button centred on a video
top-50 start-50 translate-middle centres the play button on the poster image.
<div class="position-relative rounded-4 overflow-hidden" style="max-width:26rem">
<img src="../assets/img/wide-5.svg" alt="Video poster" class="w-100 d-block">
<button type="button" class="btn btn-light rounded-circle position-absolute top-50 start-50 translate-middle shadow fs-3 d-flex align-items-center justify-content-center" style="width:64px;height:64px" aria-label="Play"><i class="bi bi-play-fill" aria-hidden="true"></i></button>
</div>12Step progress with positioned dots
A line with translate-middle steps positioned at start-0, start-50 and start-100.
<div class="px-3 py-4">
<div class="position-relative" style="height:4px">
<div class="bg-body-secondary w-100 h-100 rounded-pill">
</div>
<div class="position-absolute top-0 start-0 bg-primary h-100 w-50 rounded-pill">
</div>
<span class="position-absolute top-50 start-0 translate-middle btn btn-sm btn-primary rounded-pill" style="width:2rem;height:2rem">1</span> <span class="position-absolute top-50 start-50 translate-middle btn btn-sm btn-primary rounded-pill" style="width:2rem;height:2rem">2</span> <span class="position-absolute top-50 start-100 translate-middle btn btn-sm btn-secondary rounded-pill" style="width:2rem;height:2rem">3</span>
</div>
</div>13Close button in the corner
A btn-close at top-0 end-0 with a small margin.
<div class="position-relative border rounded-3 p-3 pe-5 bg-body-tertiary">
<button type="button" class="btn-close position-absolute top-0 end-0 m-2" aria-label="Close"></button>
<div class="fw-semibold">
Move more, stress less
</div>
<div class="small">
The new community events guides customers coming back without extra tools.
</div>
</div>14Icon inside an input
An icon at top-50 translate-middle-y on the start of a padded input.
<div class="position-relative" style="max-width:22rem">
<span class="position-absolute top-50 start-0 translate-middle-y ms-3 text-body-secondary"><i class="bi bi-search" aria-hidden="true"></i></span>
<label class="visually-hidden" for="ut-q-1254">Search</label>
<input id="ut-q-1254" type="search" class="form-control ps-5" placeholder="Search Cardio">
</div>15Tooltip arrow label
A label positioned above an element with bottom-100 start-50 translate-middle-x.
<div class="pt-5 text-center">
<span class="position-relative d-inline-block"> <span class="position-absolute bottom-100 start-50 translate-middle-x mb-2 text-bg-dark rounded-2 px-2 py-1 small text-nowrap">32 saved</span>
<button type="button" class="btn btn-outline-primary"><i class="bi bi-bookmark" aria-hidden="true"></i> Save</button>
</span>
</div>16Fixed and sticky classes (preview)
fixed-top, fixed-bottom and sticky-top attach bars to the viewport; here they are previewed as static boxes with position-static.
fixed-top - pins a bar to the top of the viewportsticky-top - sticks after scrolling to itfixed-bottom - pins a bar to the bottomsticky-md-top - sticky from md up<div class="d-grid gap-2 small">
<div class="position-static text-bg-dark rounded-2 p-2">
<code class="text-white">fixed-top</code> - pins a bar to the top of the viewport
</div>
<div class="position-static text-bg-secondary rounded-2 p-2">
<code class="text-white">sticky-top</code> - sticks after scrolling to it
</div>
<div class="position-static text-bg-dark rounded-2 p-2">
<code class="text-white">fixed-bottom</code> - pins a bar to the bottom
</div>
<div class="position-static text-bg-secondary rounded-2 p-2">
<code class="text-white">sticky-md-top</code> - sticky from md up
</div>
</div>17Overlay covering a card
position-absolute top-0 start-0 w-100 h-100 covers the card with a loading layer.
The new modern equipment keeps decisions quicker and clearer with friendly support. A powerful community connects complex tasks into simple steps wherever you are.
<div class="position-relative border rounded-3 p-3 overflow-hidden" style="max-width:22rem">
<div class="fw-semibold">
What's new in cardio
</div>
<p class="small mb-0">The new modern equipment keeps decisions quicker and clearer with friendly support. A powerful community connects complex tasks into simple steps wherever you are.</p>
<div class="position-absolute top-0 start-0 w-100 h-100 bg-body bg-opacity-75 d-flex align-items-center justify-content-center">
<div class="spinner-border text-primary" role="status">
<span class="visually-hidden">Loading</span>
</div>
</div>
</div>18Map pin
A pin positioned at percentage offsets with bottom-50 and translate-middle-x.
<div class="position-relative rounded-4 overflow-hidden" style="max-width:26rem">
<img src="../assets/img/wide-4.svg" alt="Map of Lisbon" class="w-100 d-block"> <span class="position-absolute top-50 start-50 translate-middle text-danger fs-2 lh-1"><i class="bi bi-geo-alt-fill" aria-hidden="true"></i></span> <span class="position-absolute bottom-0 end-0 m-2 badge text-bg-light">Oslo</span>
</div>19Vertical centre on one side
top-50 end-0 translate-middle-y places a next arrow on the side of a slider.
<div class="position-relative rounded-4 overflow-hidden" style="max-width:26rem">
<img src="../assets/img/photo-9.svg" alt="Stronger every single day" class="w-100 d-block">
<button type="button" class="btn btn-light btn-sm rounded-circle position-absolute top-50 start-0 translate-middle-y ms-2" aria-label="Previous"><i class="bi bi-chevron-left" aria-hidden="true"></i></button>
<button type="button" class="btn btn-light btn-sm rounded-circle position-absolute top-50 end-0 translate-middle-y me-2" aria-label="Next"><i class="bi bi-chevron-right" aria-hidden="true"></i></button>
</div>20Corner tag on a pricing card
A badge at top-0 start-50 translate-middle sits on the top border.
<div class="pt-3">
<div class="position-relative border border-2 border-primary rounded-4 p-4 text-center" style="max-width:16rem">
<span class="position-absolute top-0 start-50 translate-middle badge rounded-pill text-bg-primary px-3">Best value</span>
<div class="small">
Yearly
</div>
<div class="fs-3 fw-bold">
$138.30
</div>
</div>
</div>