Accordions stack collapsible panels so long content stays short and scannable. They are built on the collapse plugin: link each panel to a parent with data-bs-parent for one-at-a-time behaviour, or leave it out to let several stay open.
1Basic accordion
Three panels where opening one closes the others; the first panel starts open.
Friendly people answer your questions quickly, by phone, chat or email.
Built for attendees and speakers. Every detail is handled by people who care about getting it right.
Start in minutes and get help from a real person whenever you need it.
<div class="accordion" id="acc-699">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-700"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-701" aria-expanded="true" aria-controls="acc-body-701">What is Koraan Hub?</button> </h2>
<div id="acc-body-701" class="accordion-collapse collapse show" aria-labelledby="acc-head-700" data-bs-parent="#acc-699">
<div class="accordion-body">
<p class="mb-0">Friendly people answer your questions quickly, by phone, chat or email.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-702"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-703" aria-expanded="false" aria-controls="acc-body-703">Who is it for?</button> </h2>
<div id="acc-body-703" class="accordion-collapse collapse" aria-labelledby="acc-head-702" data-bs-parent="#acc-699">
<div class="accordion-body">
<p class="mb-0">Built for attendees and speakers. Every detail is handled by people who care about getting it right.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-704"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-705" aria-expanded="false" aria-controls="acc-body-705">How do I get started?</button> </h2>
<div id="acc-body-705" class="accordion-collapse collapse" aria-labelledby="acc-head-704" data-bs-parent="#acc-699">
<div class="accordion-body">
<p class="mb-0">Start in minutes and get help from a real person whenever you need it.</p>
</div>
</div>
</div>
</div>2Flush accordion
Removes the outer borders and rounded corners so the accordion sits edge to edge inside a parent.
Three days of keynotes, hands-on workshops and evening meetups.
We measure success by how many attendees come back and tell their friends.
Virtual passes let you join the main stage live from anywhere.
<div class="accordion accordion-flush border-top border-bottom" id="acc-706">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-707"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-708" aria-expanded="false" aria-controls="acc-body-708">Ticketing</button> </h2>
<div id="acc-body-708" class="accordion-collapse collapse" aria-labelledby="acc-head-707" data-bs-parent="#acc-706">
<div class="accordion-body">
<p class="mb-0">Three days of keynotes, hands-on workshops and evening meetups.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-709"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-710" aria-expanded="false" aria-controls="acc-body-710">Speaker management</button> </h2>
<div id="acc-body-710" class="accordion-collapse collapse" aria-labelledby="acc-head-709" data-bs-parent="#acc-706">
<div class="accordion-body">
<p class="mb-0">We measure success by how many attendees come back and tell their friends.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-711"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-712" aria-expanded="false" aria-controls="acc-body-712">Live streaming</button> </h2>
<div id="acc-body-712" class="accordion-collapse collapse" aria-labelledby="acc-head-711" data-bs-parent="#acc-706">
<div class="accordion-body">
<p class="mb-0">Virtual passes let you join the main stage live from anywhere.</p>
</div>
</div>
</div>
</div>3Always open
Leave out data-bs-parent and each panel opens and closes on its own, so several can be open at once.
Every session is recorded, so you can catch up on anything you missed.
Sponsors meet decision-makers in a relaxed, friendly setting.
Early bird tickets save you up to forty percent until the end of the month.
<div class="accordion">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-713"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-714" aria-expanded="true" aria-controls="acc-body-714">Morning session</button> </h2>
<div id="acc-body-714" class="accordion-collapse collapse show" aria-labelledby="acc-head-713">
<div class="accordion-body">
<p class="mb-0">Every session is recorded, so you can catch up on anything you missed.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-715"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-716" aria-expanded="true" aria-controls="acc-body-716">Afternoon session</button> </h2>
<div id="acc-body-716" class="accordion-collapse collapse show" aria-labelledby="acc-head-715">
<div class="accordion-body">
<p class="mb-0">Sponsors meet decision-makers in a relaxed, friendly setting.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-717"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-718" aria-expanded="false" aria-controls="acc-body-718">Evening wrap-up</button> </h2>
<div id="acc-body-718" class="accordion-collapse collapse" aria-labelledby="acc-head-717">
<div class="accordion-body">
<p class="mb-0">Early bird tickets save you up to forty percent until the end of the month.</p>
</div>
</div>
</div>
</div>4All panels collapsed
Start with everything closed when the headers alone give a good overview.
Workshops are limited to thirty seats, so everyone gets hands-on time.
Our evening party is the best place to turn talks into friendships.
Thousands of attendees already trust us, and we work hard to keep it that way.
Our team has done this many times, so you never have to guess.
<div class="accordion" id="acc-719">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-720"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-721" aria-expanded="false" aria-controls="acc-body-721">Step 1 · Create your account</button> </h2>
<div id="acc-body-721" class="accordion-collapse collapse" aria-labelledby="acc-head-720" data-bs-parent="#acc-719">
<div class="accordion-body">
<p class="mb-0">Workshops are limited to thirty seats, so everyone gets hands-on time.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-722"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-723" aria-expanded="false" aria-controls="acc-body-723">Step 2 · Invite your team</button> </h2>
<div id="acc-body-723" class="accordion-collapse collapse" aria-labelledby="acc-head-722" data-bs-parent="#acc-719">
<div class="accordion-body">
<p class="mb-0">Our evening party is the best place to turn talks into friendships.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-724"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-725" aria-expanded="false" aria-controls="acc-body-725">Step 3 · Connect your tools</button> </h2>
<div id="acc-body-725" class="accordion-collapse collapse" aria-labelledby="acc-head-724" data-bs-parent="#acc-719">
<div class="accordion-body">
<p class="mb-0">Thousands of attendees already trust us, and we work hard to keep it that way.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-726"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-727" aria-expanded="false" aria-controls="acc-body-727">Step 4 · Publish</button> </h2>
<div id="acc-body-727" class="accordion-collapse collapse" aria-labelledby="acc-head-726" data-bs-parent="#acc-719">
<div class="accordion-body">
<p class="mb-0">Our team has done this many times, so you never have to guess.</p>
</div>
</div>
</div>
</div>5FAQ with icons
A help-centre FAQ: an icon in each header makes the questions easy to scan.
All major cards and bank transfer. The venue is a short walk from the station and fully accessible.
Yes, upgrade or downgrade at any time. Every attendee receives a certificate of participation.
We listen first, then build a plan around what you actually need.
Write to support any day of the week. Group tickets include a private meeting room for your team.
<div class="accordion" id="faq-728">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-729"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-730" aria-expanded="true" aria-controls="acc-body-730"><span class="text-primary me-2"><i class="bi bi-credit-card-fill" aria-hidden="true"></i></span>Which payment methods do you accept?</button> </h2>
<div id="acc-body-730" class="accordion-collapse collapse show" aria-labelledby="acc-head-729" data-bs-parent="#faq-728">
<div class="accordion-body">
<p class="mb-0">All major cards and bank transfer. The venue is a short walk from the station and fully accessible.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-731"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-732" aria-expanded="false" aria-controls="acc-body-732"><span class="text-primary me-2"><i class="bi bi-arrow-repeat" aria-hidden="true"></i></span>Can I change my plan later?</button> </h2>
<div id="acc-body-732" class="accordion-collapse collapse" aria-labelledby="acc-head-731" data-bs-parent="#faq-728">
<div class="accordion-body">
<p class="mb-0">Yes, upgrade or downgrade at any time. Every attendee receives a certificate of participation.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-733"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-734" aria-expanded="false" aria-controls="acc-body-734"><span class="text-primary me-2"><i class="bi bi-shield-check" aria-hidden="true"></i></span>Is my data safe?</button> </h2>
<div id="acc-body-734" class="accordion-collapse collapse" aria-labelledby="acc-head-733" data-bs-parent="#faq-728">
<div class="accordion-body">
<p class="mb-0">We listen first, then build a plan around what you actually need.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-735"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-736" aria-expanded="false" aria-controls="acc-body-736"><span class="text-primary me-2"><i class="bi bi-headset" aria-hidden="true"></i></span>How do I contact support?</button> </h2>
<div id="acc-body-736" class="accordion-collapse collapse" aria-labelledby="acc-head-735" data-bs-parent="#faq-728">
<div class="accordion-body">
<p class="mb-0">Write to support any day of the week. Group tickets include a private meeting room for your team.</p>
</div>
</div>
</div>
</div>6Headers with badges
Count badges pushed to the right show how many items wait inside each panel.
Friendly people answer your questions quickly, by phone, chat or email.
We keep things simple, so you can focus on what matters to you.
Start in minutes and get help from a real person whenever you need it.
<div class="accordion" id="acc-737">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-738"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-739" aria-expanded="false" aria-controls="acc-body-739"><span class="flex-grow-1">Open tickets</span><span class="badge text-bg-danger rounded-pill me-3">11</span></button> </h2>
<div id="acc-body-739" class="accordion-collapse collapse" aria-labelledby="acc-head-738" data-bs-parent="#acc-737">
<div class="accordion-body">
<p class="mb-0">Friendly people answer your questions quickly, by phone, chat or email.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-740"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-741" aria-expanded="false" aria-controls="acc-body-741"><span class="flex-grow-1">Waiting for reply</span><span class="badge text-bg-warning rounded-pill me-3">5</span></button> </h2>
<div id="acc-body-741" class="accordion-collapse collapse" aria-labelledby="acc-head-740" data-bs-parent="#acc-737">
<div class="accordion-body">
<p class="mb-0">We keep things simple, so you can focus on what matters to you.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-742"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-743" aria-expanded="false" aria-controls="acc-body-743"><span class="flex-grow-1">Resolved this week</span><span class="badge text-bg-success rounded-pill me-3">21</span></button> </h2>
<div id="acc-body-743" class="accordion-collapse collapse" aria-labelledby="acc-head-742" data-bs-parent="#acc-737">
<div class="accordion-body">
<p class="mb-0">Start in minutes and get help from a real person whenever you need it.</p>
</div>
</div>
</div>
</div>7Settings panel in a card
A flush accordion inside a card groups account settings into tidy sections.
Account settings
Our evening party is the best place to turn talks into friendships.
<div class="card">
<div class="card-header fw-semibold">
<i class="bi bi-gear-fill" aria-hidden="true"></i> Account settings
</div>
<div class="accordion accordion-flush" id="acc-744">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-747"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-748" aria-expanded="true" aria-controls="acc-body-748">Profile</button> </h2>
<div id="acc-body-748" class="accordion-collapse collapse show" aria-labelledby="acc-head-747" data-bs-parent="#acc-744">
<div class="accordion-body">
<div class="mb-3">
<label class="form-label" for="set-name-745">Display name</label>
<input class="form-control" id="set-name-745" type="text" value="Mason Lindqvist">
</div>
<button type="button" class="btn btn-primary btn-sm">Save profile</button>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-749"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-750" aria-expanded="false" aria-controls="acc-body-750">Notifications</button> </h2>
<div id="acc-body-750" class="accordion-collapse collapse" aria-labelledby="acc-head-749" data-bs-parent="#acc-744">
<div class="accordion-body">
<div class="form-check form-switch">
<input class="form-check-input" type="checkbox" role="switch" id="set-switch-746" checked>
<label class="form-check-label" for="set-switch-746">Email me about new activity</label>
</div>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-751"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-752" aria-expanded="false" aria-controls="acc-body-752">Privacy</button> </h2>
<div id="acc-body-752" class="accordion-collapse collapse" aria-labelledby="acc-head-751" data-bs-parent="#acc-744">
<div class="accordion-body">
<p class="mb-0 text-body-secondary">Our evening party is the best place to turn talks into friendships.</p>
</div>
</div>
</div>
</div>
</div>8Order history
Each header summarises an order (number, date, status); the body holds the line items.
| Item | Qty | Total |
|---|---|---|
| Virtual pass | 2 | $96.00 |
| Item | Qty | Total |
|---|---|---|
| Recording pass | 3 | $60.00 |
| Item | Qty | Total |
|---|---|---|
| Virtual pass | 2 | $100.00 |
<div class="accordion" id="orders-753">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-754"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-755" aria-expanded="true" aria-controls="acc-body-755"><span class="fw-semibold me-2">#INV-7347</span><span class="text-body-secondary small flex-grow-1">Oct 20, 2025</span><span class="badge text-bg-success me-3">Shipped</span></button> </h2>
<div id="acc-body-755" class="accordion-collapse collapse show" aria-labelledby="acc-head-754" data-bs-parent="#orders-753">
<div class="accordion-body">
<div class="table-responsive">
<table class="table table-sm mb-0">
<thead>
<tr>
<th scope="col">Item</th>
<th scope="col">Qty</th>
<th scope="col" class="text-end">Total</th>
</tr>
</thead>
<tbody>
<tr>
<td>Virtual pass</td>
<td>2</td>
<td class="text-end">$96.00</td>
</tr>
</tbody>
</table>
</div>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-756"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-757" aria-expanded="false" aria-controls="acc-body-757"><span class="fw-semibold me-2">#INV-9761</span><span class="text-body-secondary small flex-grow-1">Aug 6, 2026</span><span class="badge text-bg-warning me-3">Processing</span></button> </h2>
<div id="acc-body-757" class="accordion-collapse collapse" aria-labelledby="acc-head-756" data-bs-parent="#orders-753">
<div class="accordion-body">
<div class="table-responsive">
<table class="table table-sm mb-0">
<thead>
<tr>
<th scope="col">Item</th>
<th scope="col">Qty</th>
<th scope="col" class="text-end">Total</th>
</tr>
</thead>
<tbody>
<tr>
<td>Recording pass</td>
<td>3</td>
<td class="text-end">$60.00</td>
</tr>
</tbody>
</table>
</div>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-758"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-759" aria-expanded="false" aria-controls="acc-body-759"><span class="fw-semibold me-2">#INV-3365</span><span class="text-body-secondary small flex-grow-1">Feb 25, 2026</span><span class="badge text-bg-secondary me-3">Cancelled</span></button> </h2>
<div id="acc-body-759" class="accordion-collapse collapse" aria-labelledby="acc-head-758" data-bs-parent="#orders-753">
<div class="accordion-body">
<div class="table-responsive">
<table class="table table-sm mb-0">
<thead>
<tr>
<th scope="col">Item</th>
<th scope="col">Qty</th>
<th scope="col" class="text-end">Total</th>
</tr>
</thead>
<tbody>
<tr>
<td>Virtual pass</td>
<td>2</td>
<td class="text-end">$100.00</td>
</tr>
</tbody>
</table>
</div>
</div>
</div>
</div>
</div>9Sidebar navigation
Collapsible menu sections with list groups as bodies, a common admin sidebar pattern.
<div class="accordion ca-acc-nav" id="nav-760" style="max-width: 320px;">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-761"> <button class="accordion-button py-2" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-762" aria-expanded="true" aria-controls="acc-body-762"><i class="bi bi-speedometer2" aria-hidden="true"></i><span class="ms-2">Dashboard</span></button> </h2>
<div id="acc-body-762" class="accordion-collapse collapse show" aria-labelledby="acc-head-761" data-bs-parent="#nav-760">
<div class="accordion-body">
<div class="list-group list-group-flush">
<a href="#" class="list-group-item list-group-item-action active" aria-current="true">Overview</a><a href="#" class="list-group-item list-group-item-action">Reports</a><a href="#" class="list-group-item list-group-item-action">Live view</a>
</div>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-763"> <button class="accordion-button collapsed py-2" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-764" aria-expanded="false" aria-controls="acc-body-764"><i class="bi bi-people-fill" aria-hidden="true"></i><span class="ms-2">Customers</span></button> </h2>
<div id="acc-body-764" class="accordion-collapse collapse" aria-labelledby="acc-head-763" data-bs-parent="#nav-760">
<div class="accordion-body">
<div class="list-group list-group-flush">
<a href="#" class="list-group-item list-group-item-action">All customers</a><a href="#" class="list-group-item list-group-item-action">Segments</a>
</div>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-765"> <button class="accordion-button collapsed py-2" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-766" aria-expanded="false" aria-controls="acc-body-766"><i class="bi bi-box-seam-fill" aria-hidden="true"></i><span class="ms-2">Catalogue</span></button> </h2>
<div id="acc-body-766" class="accordion-collapse collapse" aria-labelledby="acc-head-765" data-bs-parent="#nav-760">
<div class="accordion-body">
<div class="list-group list-group-flush">
<a href="#" class="list-group-item list-group-item-action">Products</a><a href="#" class="list-group-item list-group-item-action">Categories</a><a href="#" class="list-group-item list-group-item-action">Inventory</a>
</div>
</div>
</div>
</div>
</div>10Checkout steps
A checkout split into steps, each holding a small form; a classic one-page checkout layout.
Order total: $133.29
<div class="accordion" id="checkout-767">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-773"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-774" aria-expanded="true" aria-controls="acc-body-774"><span class="badge rounded-pill text-bg-primary me-2">1</span>Shipping address</button> </h2>
<div id="acc-body-774" class="accordion-collapse collapse show" aria-labelledby="acc-head-773" data-bs-parent="#checkout-767">
<div class="accordion-body">
<div class="row g-2">
<div class="col-12">
<label class="form-label" for="co-name-768">Full name</label>
<input class="form-control" id="co-name-768" type="text" placeholder="Priya Brennan">
</div>
<div class="col-md-8">
<label class="form-label" for="co-addr-769">Street</label>
<input class="form-control" id="co-addr-769" type="text" placeholder="244 Station Street">
</div>
<div class="col-md-4">
<label class="form-label" for="co-city-770">City</label>
<input class="form-control" id="co-city-770" type="text" placeholder="Toronto">
</div>
</div>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-775"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-776" aria-expanded="false" aria-controls="acc-body-776"><span class="badge rounded-pill text-bg-secondary me-2">2</span>Delivery method</button> </h2>
<div id="acc-body-776" class="accordion-collapse collapse" aria-labelledby="acc-head-775" data-bs-parent="#checkout-767">
<div class="accordion-body">
<div class="form-check">
<input class="form-check-input" type="radio" name="co-ship-771" id="co-ship-771" checked>
<label class="form-check-label" for="co-ship-771">Standard (3-5 days) · Free</label>
</div>
<div class="form-check">
<input class="form-check-input" type="radio" name="co-ship-771" id="co-ship-772">
<label class="form-check-label" for="co-ship-772">Express (1-2 days) · $18.41</label>
</div>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-777"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-778" aria-expanded="false" aria-controls="acc-body-778"><span class="badge rounded-pill text-bg-secondary me-2">3</span>Review and pay</button> </h2>
<div id="acc-body-778" class="accordion-collapse collapse" aria-labelledby="acc-head-777" data-bs-parent="#checkout-767">
<div class="accordion-body">
<p>Order total: <strong>$133.29</strong></p>
<button type="button" class="btn btn-success"><i class="bi bi-lock-fill" aria-hidden="true"></i> Place order</button>
</div>
</div>
</div>
</div>11Media in the body
Panels can hold any content: here an image with a short description side by side.
Virtual passes let you join the main stage live from anywhere.
View project
Thousands of attendees already trust us, and we work hard to keep it that way.
<div class="accordion" id="acc-779">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-780"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-781" aria-expanded="true" aria-controls="acc-body-781">A beginner's guide to getting started</button> </h2>
<div id="acc-body-781" class="accordion-collapse collapse show" aria-labelledby="acc-head-780" data-bs-parent="#acc-779">
<div class="accordion-body">
<div class="row g-3 align-items-center">
<div class="col-sm-4">
<img src="https://images.unsplash.com/photo-1769755409781-9e8924c57362?auto=format&fit=crop&w=1200&h=800&q=70" class="img-fluid rounded" alt="Project preview">
</div>
<div class="col-sm-8">
<p class="mb-2">Virtual passes let you join the main stage live from anywhere.</p>
<a href="#" class="btn btn-outline-primary btn-sm">View project</a>
</div>
</div>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-782"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-783" aria-expanded="false" aria-controls="acc-body-783">Our favourite tips for busy weeks</button> </h2>
<div id="acc-body-783" class="accordion-collapse collapse" aria-labelledby="acc-head-782" data-bs-parent="#acc-779">
<div class="accordion-body">
<div class="row g-3 align-items-center">
<div class="col-sm-4">
<img src="https://images.unsplash.com/photo-1762968274962-20c12e6e8ecd?auto=format&fit=crop&w=1200&h=800&q=70" class="img-fluid rounded" alt="Project preview">
</div>
<div class="col-sm-8">
<p class="mb-0">Thousands of attendees already trust us, and we work hard to keep it that way.</p>
</div>
</div>
</div>
</div>
</div>
</div>12Tinted active header
A little custom CSS tints the open header with the theme primary colour.
We measure success by how many attendees come back and tell their friends.
Our team has done this many times, so you never have to guess.
Clear prices, honest advice and no surprises along the way.
<div class="accordion ca-acc-tint" id="acc-784">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-785"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-786" aria-expanded="true" aria-controls="acc-body-786">Design</button> </h2>
<div id="acc-body-786" class="accordion-collapse collapse show" aria-labelledby="acc-head-785" data-bs-parent="#acc-784">
<div class="accordion-body">
<p class="mb-0">We measure success by how many attendees come back and tell their friends.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-787"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-788" aria-expanded="false" aria-controls="acc-body-788">Development</button> </h2>
<div id="acc-body-788" class="accordion-collapse collapse" aria-labelledby="acc-head-787" data-bs-parent="#acc-784">
<div class="accordion-body">
<p class="mb-0">Our team has done this many times, so you never have to guess.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-789"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-790" aria-expanded="false" aria-controls="acc-body-790">Launch</button> </h2>
<div id="acc-body-790" class="accordion-collapse collapse" aria-labelledby="acc-head-789" data-bs-parent="#acc-784">
<div class="accordion-body">
<p class="mb-0">Clear prices, honest advice and no surprises along the way.</p>
</div>
</div>
</div>
</div>13Nested accordion
An accordion inside a panel for two-level content such as chapters and lessons.
More than eighty speakers share what they have learned the hard way.
Every session is recorded, so you can catch up on anything you missed.
Every attendee receives a certificate of participation.
<div class="accordion" id="acc-791">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-797"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-798" aria-expanded="true" aria-controls="acc-body-798">Chapter 1 · Foundations</button> </h2>
<div id="acc-body-798" class="accordion-collapse collapse show" aria-labelledby="acc-head-797" data-bs-parent="#acc-791">
<div class="accordion-body">
<div class="accordion" id="acc-inner-792">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-793"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-794" aria-expanded="false" aria-controls="acc-body-794">Lesson 1.1</button> </h2>
<div id="acc-body-794" class="accordion-collapse collapse" aria-labelledby="acc-head-793" data-bs-parent="#acc-inner-792">
<div class="accordion-body">
<p class="mb-0">More than eighty speakers share what they have learned the hard way.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-795"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-796" aria-expanded="false" aria-controls="acc-body-796">Lesson 1.2</button> </h2>
<div id="acc-body-796" class="accordion-collapse collapse" aria-labelledby="acc-head-795" data-bs-parent="#acc-inner-792">
<div class="accordion-body">
<p class="mb-0">Every session is recorded, so you can catch up on anything you missed.</p>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-799"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-800" aria-expanded="false" aria-controls="acc-body-800">Chapter 2 · Going further</button> </h2>
<div id="acc-body-800" class="accordion-collapse collapse" aria-labelledby="acc-head-799" data-bs-parent="#acc-791">
<div class="accordion-body">
<p class="mb-0">Every attendee receives a certificate of participation.</p>
</div>
</div>
</div>
</div>14Compact accordion
Smaller padding and text for dense side panels and filters.
Webinar, Keynote
& up
<div class="accordion ca-acc-sm" id="acc-801" style="max-width: 360px;">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-804"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-805" aria-expanded="true" aria-controls="acc-body-805">Price</button> </h2>
<div id="acc-body-805" class="accordion-collapse collapse show" aria-labelledby="acc-head-804" data-bs-parent="#acc-801">
<div class="accordion-body">
<div class="form-check">
<input class="form-check-input" type="checkbox" id="chk-802">
<label class="form-check-label" for="chk-802">Under $50</label>
</div>
<div class="form-check">
<input class="form-check-input" type="checkbox" id="chk-803">
<label class="form-check-label" for="chk-803">$50 – $200</label>
</div>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-806"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-807" aria-expanded="false" aria-controls="acc-body-807">Category</button> </h2>
<div id="acc-body-807" class="accordion-collapse collapse" aria-labelledby="acc-head-806" data-bs-parent="#acc-801">
<div class="accordion-body">
<p class="mb-0">Webinar, Keynote</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-808"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-809" aria-expanded="false" aria-controls="acc-body-809">Rating</button> </h2>
<div id="acc-body-809" class="accordion-collapse collapse" aria-labelledby="acc-head-808" data-bs-parent="#acc-801">
<div class="accordion-body">
<p class="mb-0 text-warning"><i class="bi bi-star-fill" aria-hidden="true"></i><i class="bi bi-star-fill" aria-hidden="true"></i><i class="bi bi-star-fill" aria-hidden="true"></i><i class="bi bi-star-fill" aria-hidden="true"></i><i class="bi bi-star-fill" aria-hidden="true"></i> & up</p>
</div>
</div>
</div>
</div>15Two-column pricing FAQ
Two independent accordions side by side fill wide screens and stack on phones.
Yes, 19 days with every feature. Early bird tickets save you up to forty percent until the end of the month.
The venue is a short walk from the station and fully accessible.
Yearly billing saves 16%. Three days of keynotes, hands-on workshops and evening meetups.
We listen first, then build a plan around what you actually need.
<div class="row g-3">
<div class="col-md-6">
<div class="accordion" id="faq-810">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-812"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-813" aria-expanded="false" aria-controls="acc-body-813">Is there a free trial?</button> </h2>
<div id="acc-body-813" class="accordion-collapse collapse" aria-labelledby="acc-head-812" data-bs-parent="#faq-810">
<div class="accordion-body">
<p class="mb-0">Yes, 19 days with every feature. Early bird tickets save you up to forty percent until the end of the month.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-814"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-815" aria-expanded="false" aria-controls="acc-body-815">Do you offer refunds?</button> </h2>
<div id="acc-body-815" class="accordion-collapse collapse" aria-labelledby="acc-head-814" data-bs-parent="#faq-810">
<div class="accordion-body">
<p class="mb-0">The venue is a short walk from the station and fully accessible.</p>
</div>
</div>
</div>
</div>
</div>
<div class="col-md-6">
<div class="accordion" id="faq-811">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-816"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-817" aria-expanded="false" aria-controls="acc-body-817">Can I pay yearly?</button> </h2>
<div id="acc-body-817" class="accordion-collapse collapse" aria-labelledby="acc-head-816" data-bs-parent="#faq-811">
<div class="accordion-body">
<p class="mb-0">Yearly billing saves 16%. Three days of keynotes, hands-on workshops and evening meetups.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-818"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-819" aria-expanded="false" aria-controls="acc-body-819">Are there discounts for nonprofits?</button> </h2>
<div id="acc-body-819" class="accordion-collapse collapse" aria-labelledby="acc-head-818" data-bs-parent="#faq-811">
<div class="accordion-body">
<p class="mb-0">We listen first, then build a plan around what you actually need.</p>
</div>
</div>
</div>
</div>
</div>
</div>16Team directory
Avatars and roles in the headers; contact details appear when a person is opened.
Dublin · isla.hughes@example.com
Seoul · amara.ashford@example.com
Cape Town · diego.morgan@example.com
<div class="accordion" id="team-820">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-821"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-822" aria-expanded="false" aria-controls="acc-body-822"><img src="../assets/img/avatar-11.svg" alt="Isla Hughes" class="rounded-circle flex-shrink-0" width="36" height="36"><span class="ms-3"><span class="d-block fw-semibold">Isla Hughes</span><span class="small text-body-secondary">Sales Executive</span></span></button> </h2>
<div id="acc-body-822" class="accordion-collapse collapse" aria-labelledby="acc-head-821" data-bs-parent="#team-820">
<div class="accordion-body">
<p class="mb-2"><i class="bi bi-geo-alt-fill" aria-hidden="true"></i> Dublin · <i class="bi bi-envelope-fill" aria-hidden="true"></i> isla.hughes@example.com</p>
<button type="button" class="btn btn-sm btn-outline-primary">Send message</button>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-823"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-824" aria-expanded="false" aria-controls="acc-body-824"><img src="../assets/img/avatar-10.svg" alt="Amara Ashford" class="rounded-circle flex-shrink-0" width="36" height="36"><span class="ms-3"><span class="d-block fw-semibold">Amara Ashford</span><span class="small text-body-secondary">Support Specialist</span></span></button> </h2>
<div id="acc-body-824" class="accordion-collapse collapse" aria-labelledby="acc-head-823" data-bs-parent="#team-820">
<div class="accordion-body">
<p class="mb-2"><i class="bi bi-geo-alt-fill" aria-hidden="true"></i> Seoul · <i class="bi bi-envelope-fill" aria-hidden="true"></i> amara.ashford@example.com</p>
<button type="button" class="btn btn-sm btn-outline-primary">Send message</button>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-825"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-826" aria-expanded="false" aria-controls="acc-body-826"><img src="../assets/img/avatar-11.svg" alt="Diego Morgan" class="rounded-circle flex-shrink-0" width="36" height="36"><span class="ms-3"><span class="d-block fw-semibold">Diego Morgan</span><span class="small text-body-secondary">HR Partner</span></span></button> </h2>
<div id="acc-body-826" class="accordion-collapse collapse" aria-labelledby="acc-head-825" data-bs-parent="#team-820">
<div class="accordion-body">
<p class="mb-2"><i class="bi bi-geo-alt-fill" aria-hidden="true"></i> Cape Town · <i class="bi bi-envelope-fill" aria-hidden="true"></i> diego.morgan@example.com</p>
<button type="button" class="btn btn-sm btn-outline-primary">Send message</button>
</div>
</div>
</div>
</div>17Changelog
Release notes per version with type badges; the newest release starts open.
- NewRecorded sessions
- ImprovedWorld-class speakers
- FixedSeveral layout issues on small screens
- FixedExport now keeps the column order
<div class="accordion" id="changelog-827">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-828"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-829" aria-expanded="true" aria-controls="acc-body-829"><span class="fw-semibold me-2">v4.4.0</span><span class="badge text-bg-primary">Latest</span></button> </h2>
<div id="acc-body-829" class="accordion-collapse collapse show" aria-labelledby="acc-head-828" data-bs-parent="#changelog-827">
<div class="accordion-body">
<ul class="mb-0">
<li><span class="badge text-bg-success me-1">New</span>Recorded sessions</li>
<li><span class="badge text-bg-info me-1">Improved</span>World-class speakers</li>
<li><span class="badge text-bg-danger me-1">Fixed</span>Several layout issues on small screens</li>
</ul>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-830"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-831" aria-expanded="false" aria-controls="acc-body-831"><span class="fw-semibold me-2">v2.5.2</span><span class="small text-body-secondary">Feb 7, 2026</span></button> </h2>
<div id="acc-body-831" class="accordion-collapse collapse" aria-labelledby="acc-head-830" data-bs-parent="#changelog-827">
<div class="accordion-body">
<ul class="mb-0">
<li><span class="badge text-bg-danger me-1">Fixed</span>Export now keeps the column order</li>
</ul>
</div>
</div>
</div>
</div>18Actions inside panels
Panels that end with buttons, useful for reviewing and approving requests.
5 days from Dec 10, 2026. Group tickets include a private meeting room for your team.
Every detail is handled by people who care about getting it right.
<div class="accordion" id="acc-832">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-833"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-834" aria-expanded="true" aria-controls="acc-body-834">Leave request · Luna Haddad</button> </h2>
<div id="acc-body-834" class="accordion-collapse collapse show" aria-labelledby="acc-head-833" data-bs-parent="#acc-832">
<div class="accordion-body">
<p>5 days from Dec 10, 2026. Group tickets include a private meeting room for your team.</p>
<div class="d-flex gap-2">
<button type="button" class="btn btn-success btn-sm"><i class="bi bi-check-lg" aria-hidden="true"></i> Approve</button>
<button type="button" class="btn btn-outline-danger btn-sm"><i class="bi bi-x-lg" aria-hidden="true"></i> Decline</button>
</div>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-835"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-836" aria-expanded="false" aria-controls="acc-body-836">Expense claim · $250.91</button> </h2>
<div id="acc-body-836" class="accordion-collapse collapse" aria-labelledby="acc-head-835" data-bs-parent="#acc-832">
<div class="accordion-body">
<p>Every detail is handled by people who care about getting it right.</p>
<div class="d-flex gap-2">
<button type="button" class="btn btn-success btn-sm">Approve</button>
<button type="button" class="btn btn-outline-secondary btn-sm">Ask for receipt</button>
</div>
</div>
</div>
</div>
</div>19Dark accordion
Wrap it in data-bs-theme="dark" to get a dark accordion on any page.
The networking app helps you meet the right people before you arrive.
Press Ctrl + K to search everywhere.
<div data-bs-theme="dark" class="bg-dark p-3 rounded">
<div class="accordion" id="acc-837">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-838"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-839" aria-expanded="true" aria-controls="acc-body-839">Night mode</button> </h2>
<div id="acc-body-839" class="accordion-collapse collapse show" aria-labelledby="acc-head-838" data-bs-parent="#acc-837">
<div class="accordion-body">
<p class="mb-0">The networking app helps you meet the right people before you arrive.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-840"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-841" aria-expanded="false" aria-controls="acc-body-841">Keyboard shortcuts</button> </h2>
<div id="acc-body-841" class="accordion-collapse collapse" aria-labelledby="acc-head-840" data-bs-parent="#acc-837">
<div class="accordion-body">
<p class="mb-0">Press <kbd>Ctrl</kbd> + <kbd>K</kbd> to search everywhere.</p>
</div>
</div>
</div>
</div>
</div>20Course modules with progress
Each module shows its completion in the header and a progress bar inside.
Sponsors meet decision-makers in a relaxed, friendly setting.
Workshops are limited to thirty seats, so everyone gets hands-on time.
We measure success by how many attendees come back and tell their friends.
<div class="accordion" id="course-842">
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-843"> <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-844" aria-expanded="false" aria-controls="acc-body-844"><span class="flex-grow-1"><span class="text-success me-2"><i class="bi bi-check-circle-fill" aria-hidden="true"></i></span>Module 1: Getting started</span><span class="small text-body-secondary me-3">100%</span></button> </h2>
<div id="acc-body-844" class="accordion-collapse collapse" aria-labelledby="acc-head-843" data-bs-parent="#course-842">
<div class="accordion-body">
<div class="progress mb-2" role="progressbar" aria-label="Module progress" aria-valuenow="100" aria-valuemin="0" aria-valuemax="100" style="height: 6px;">
<div class="progress-bar" style="width: 100%;">
</div>
</div>
<p class="mb-0 small">Sponsors meet decision-makers in a relaxed, friendly setting.</p>
</div>
</div>
</div>
<div class="accordion-item">
<h2 class="accordion-header" id="acc-head-845"> <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#acc-body-846" aria-expanded="true" aria-controls="acc-body-846"><span class="flex-grow-1">Module 2: Core skills</span><span class="small text-body-secondary me-3">68%</span></button> </h2>
<div id="acc-body-846" class="accordion-collapse collapse show" aria-labelledby="acc-head-845" data-bs-parent="#course-842">
<div class="accordion-body">
<div class="progress mb-2" role="progressbar" aria-label="Module progress" aria-valuenow="68" aria-valuemin="0" aria-valuemax="100" style="height: 6px;">
<div class="progress-bar" style="width: 68%;">
</div>
</div>
<p class="mb-0 small">Workshops are limited to thirty seats, so everyone gets hands-on time.</p>
</div>
</div>
</div>
<div class="accordion-item">
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<p class="mb-0 small">We measure success by how many attendees come back and tell their friends.</p>
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