Collapse

<p class="mb-0">
            <a class="btn btn-primary collapsed mb-2" data-bs-toggle="collapse"
                href="#collapseExample" role="button" aria-expanded="false"
                aria-controls="collapseExample">
                Link with href
            </a>
            <button class="btn btn-secondary collapsed mb-2" type="button"
                data-bs-toggle="collapse" data-bs-target="#collapseExample"
                aria-expanded="false" aria-controls="collapseExample">
                Button with data-bs-target
            </button>
        </p>
        <div class="collapse" id="collapseExample">
            <div class="card card-body mb-0">
                Some placeholder content for the collapse component. This panel
                is
                hidden by default but revealed when the user activates the
                relevant
                trigger.
            </div>
        </div>

<p class="mb-0">
            <a class="btn btn-primary mb-2" data-bs-toggle="collapse"
                href="#multiCollapseExample1" role="button" aria-expanded="false"
                aria-controls="multiCollapseExample1">Toggle first element</a>
            <button class="btn btn-success mb-2" type="button" data-bs-toggle="collapse"
                data-bs-target="#multiCollapseExample2" aria-expanded="false"
                aria-controls="multiCollapseExample2">Toggle second
                element</button>
            <button class="btn btn-danger mb-2" type="button" data-bs-toggle="collapse"
                data-bs-target=".multi-collapse" aria-expanded="false"
                aria-controls="multiCollapseExample1 multiCollapseExample2">Toggle
                both elements</button>
        </p>
        <div class="row">
            <div class="col m-1">
                <div class="collapse multi-collapse" id="multiCollapseExample1">
                    <div class="card card-body mb-0">
                        Some placeholder content for the first collapse
                        component of
                        this multi-collapse example. This panel is hidden by
                        default
                        but revealed when the user activates the relevant
                        trigger.
                    </div>
                </div>
            </div>
            <div class="col m-1">
                <div class="collapse multi-collapse" id="multiCollapseExample2">
                    <div class="card card-body mb-0">
                        Some placeholder content for the second collapse
                        component
                        of this multi-collapse example. This panel is hidden by
                        default but revealed when the user activates the
                        relevant
                        trigger.
                    </div>
                </div>
            </div>
        </div>

<p>
            <button class="btn btn-primary" type="button" data-bs-toggle="collapse"
                data-bs-target="#collapseWidthExample" aria-expanded="false"
                aria-controls="collapseWidthExample">
                Toggle width collapse
            </button>
        </p>
        <div style="min-height: 120px;">
            <div class="collapse collapse-horizontal" id="collapseWidthExample">
                <div class="card card-body" style="width: 230px;">
                    This is some placeholder content for a horizontal collapse. It's
                    hidden
                    by default and shown when triggered.
                </div>
            </div>
        </div>

<p class="mb-0">
            <a class="btn btn-primary collapsed mb-2" data-bs-toggle="collapse"
                href="#collapseExample1" role="button" aria-expanded="false"
                aria-controls="collapseExample1">
                Link with href
            </a>
            <button class="btn btn-secondary collapsed mb-2" type="button"
                data-bs-toggle="collapse" data-bs-target="#collapseExample1"
                aria-expanded="false" aria-controls="collapseExample1">
                Button with data-bs-target
            </button>
        </p>
        <div class="collapse" id="collapseExample1">
            <div class="card card-body mb-0">
                Some placeholder content for the collapse component. This panel
                is
                hidden by default but revealed when the user activates the
                relevant
                trigger.
            </div>
        </div>