.collapse:not(.show) {
    display: none
}
.accordion{float:left; width:100%}
.accordion-header{ background-color:#dddddd;border-radius: 20px;border-bottom:3px solid #7e7e7e;}
.zhediequ{ background-color:#dddddd;border-radius: 20px;padding:30px; float:left;}

.collapsing {
    height: 0;
    overflow: hidden;
    transition: height .35s ease
}

.accordion {
    --bs-accordion-color: var(--bs-body-color);
    --bs-accordion-bg: var(--bs-body-bg);
    --bs-accordion-transition: color 0.15s ease-in-out,background-color 0.15s ease-in-out,border-color 0.15s ease-in-out,box-shadow 0.15s ease-in-out,border-radius 0.15s ease;
    --bs-accordion-border-color: var(--bs-border-color);
    --bs-accordion-border-width: var(--bs-border-width);
    --bs-accordion-border-radius: var(--bs-border-radius);
    --bs-accordion-inner-border-radius: calc(var(--bs-border-radius) - (var(--bs-border-width)));
    --bs-accordion-btn-padding-x: 1.25rem;
    --bs-accordion-btn-padding-y: 1rem;
    --bs-accordion-btn-color: var(--bs-body-color);
    --bs-accordion-btn-bg: var(--bs-accordion-bg);
    --bs-accordion-btn-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23212529'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    --bs-accordion-btn-icon-width: 1.25rem;
    --bs-accordion-btn-icon-transform: rotate(-180deg);
    --bs-accordion-btn-icon-transition: transform 0.2s ease-in-out;
    --bs-accordion-btn-active-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230a58ca'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    --bs-accordion-btn-focus-border-color: #86b7fe;
    --bs-accordion-btn-focus-box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
    --bs-accordion-body-padding-x: 1.25rem;
    --bs-accordion-body-padding-y: 1rem;
    --bs-accordion-active-color: var(--bs-primary-text);
    --bs-accordion-active-bg: var(--bs-primary-bg-subtle)
}

.accordion-button {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    padding: var(--bs-accordion-btn-padding-y) var(--bs-accordion-btn-padding-x);
    font-size: 1rem;
    color: var(--bs-accordion-btn-color);
    text-align: left;
    background-color: var(--bs-accordion-btn-bg);
    border: 0;
    border-radius: 0;
    overflow-anchor: none;
    transition: var(--bs-accordion-transition)
}
 
.accordion-button:not(.collapsed) {
    color: var(--bs-accordion-active-color);
    background-color: var(--bs-accordion-active-bg);
    box-shadow: inset 0 calc(-1 * var(--bs-accordion-border-width)) 0 var(--bs-accordion-border-color)
}

.accordion-button:not(.collapsed)::after {
    background-image: var(--bs-accordion-btn-active-icon);
    transform: var(--bs-accordion-btn-icon-transform)
}

.accordion-button::after {
    flex-shrink: 0;
    width: var(--bs-accordion-btn-icon-width);
    height: var(--bs-accordion-btn-icon-width);
    margin-left: auto;
    content: "";
    background-image: var(--bs-accordion-btn-icon);
    background-repeat: no-repeat;
    background-size: var(--bs-accordion-btn-icon-width);
    transition: var(--bs-accordion-btn-icon-transition)
}