.accordion-item .release-download {
    display: inline-block;
    padding: 7px 15px;
    text-align: center;
    background: var(--bg-color);
    color: var(--link-active-color) !important;
    font-weight: 600;
}

/*   Level 1   */
.accordion-item {
    margin-bottom: 20px;
}

.accordion-item .accordion-title {
    padding: 15px 20px;
    border: 1px solid var(--bg-color);
    background: var(--bg-color);
    color: var(--link-active-color);
    cursor: pointer;
}

.accordion-item .accordion-title h4:after {
    content: '\e252';
    font-family: 'Glyphicons Halflings';
    float: right;
    position: relative;
    top: -1px;
    transition: all 0.2s ease;
    transform: rotate(90deg);
}

.accordion-item.open .accordion-title h4:after {
    transform: rotate(0deg);
    top: 1px;
}

.accordion-item .accordion-title h1,
.accordion-item .accordion-title h2,
.accordion-item .accordion-title h3,
.accordion-item .accordion-title h4,
.accordion-item .accordion-title h5,
.accordion-item .accordion-title h6 {
    margin: 0;
}

.accordion-item .accordion-content {
    border: 1px solid var(--bg-color);
    border-top: none;
    padding: 20px;
    overflow: hidden;
}


/*   Level 2   */
.accordion-item .accordion-item {
    margin-bottom: 20px;
}

.accordion-item .accordion-item:last-of-type {
    margin-bottom: 0;
}

.accordion-item .accordion-item .accordion-title {
    padding: 10px 20px;
    border: 1px solid #ddd;
    background-color: #ddd;
    color: unset;
}

.accordion-item .accordion-item .accordion-title h5 {
    font-weight: 600;
}

.accordion-item .accordion-item .accordion-title h5:after {
    content: '\e252';
    font-family: 'Glyphicons Halflings';
    float: right;
    position: relative;
    top: 1px;
    transition: all 0.2s ease;
    transform: rotate(90deg);
}

.accordion-item.open .accordion-item.open .accordion-title h5:after {
    transform: rotate(0deg);
    top: 2px;
}

.accordion-item .accordion-item .accordion-content {
    border-color: #ddd;
    padding: 20px;
    overflow: hidden;
}

.accordion-item.open > .accordion-content {
    display: block;
}

.accordion-item:not(.open) > .accordion-content {
    display: none;
}

.accordion-item .accordion-item .accordion-content table {
    font-size: 14px;
}